Science
100 verified facts in this category.
- Scientists revived a roundworm that had been frozen in permafrost for 46,000 years.
- Venus takes about 243 Earth days to spin once on its axis, longer than its 225-day year, although because it spins backward the Sun rises there about every 117 Earth days.
- Dried-out tardigrades have survived exposure to space in low Earth orbit and pressures about six times those of the deepest ocean trench, and some revived after more than 30 years frozen in moss.
- The fault slip on the southern San Andreas Fault triggered by the 2017 Chiapas earthquake began minutes after that earthquake and continued for more than a year.
- A study estimated a maximum human life span of 210–557 years using aging models, compared with a theoretical non-aging prediction exceeding 1,700 years.
- The Open Science Collaboration replicated each of the 100 psychology studies only once using roughly the original sample sizes, and when researchers applied that same low-powered design to a data set where each study had been replicated with more than 30 times the original number of participants, the resulting replication rate was even lower than the OSC's.
- In the graphene/boron nitride stack, near-field electromagnetic energy transfer via hyperbolic phonon-polaritons was found to account for up to 75% of the electrical power injected into the device, becoming the dominant energy transfer mechanism.
- Bioinformatic analysis identified nearly 30,000 species of Obelisks in biological samples collected worldwide, including soils, rivers, oceans, wastewater, and animal microbiomes.
- Obelisks have a circular RNA genome of only about 1,000 nucleotides.
- When mid-infrared wavelengths are included, the Virgil galaxy appears to contain an enormous, active black hole, with no sign of that black hole visible in ultraviolet or visible wavelengths.
- Asteroid Apophis is expected to pass within 32,000 km of Earth during its close approach in April 2029, more than ten times closer than the Moon.
- Homo luzonensis lived on the Philippine island of Luzon at least 50,000 to 67,000 years ago.
- About 60 billion neutrinos pass through each square centimeter of Earth every second.
- The KM3NeT/ARCA experiment detected the most energetic neutrino ever measured, at 220 petaelectronvolts (PeV), on 13 February 2023.
- A Moderna patent filed in 2016 contains a 'reverse complement' of a 19-nucleotide sequence found in the SARS-CoV-2 genome.
- Scientists recovered proteins from the tooth of an extinct rhinoceros found in Canada's high Arctic, dating to between 21 million and 24 million years old, far older than the previous widely accepted protein record of 3.5 million years.
- The biotech company Colossal Biosciences created three genetically engineered canids it presented as 'dire wolves'—males Romulus and Remus, born in October 2024, and female Khaleesi, born in January 2025—by making 20 DNA changes to gray-wolf genes.
- Patient Tim Andrews lived with a gene-edited pig kidney transplant for a record 271 days before it failed and was removed in October 2025.
- Scientists have found about 2,400 different germs living in the human belly button.
- Eight-legged mites can live on the human face, especially around the hairline, eye sockets, and eyelashes, where they mate, lay eggs, and hatch.
- In a Mayo Clinic study, all 25 participants had two arthritic knees, and both knees improved dramatically even though only one knee received stem cells while the other received only a saline control injection.
- Stonehenge's altar stone originated in Scotland, hundreds of miles from Salisbury Plain, weighs more than six tons, and was transported approximately 4,600 years ago, probably without the use of wheels.
- A genetically modified pig kidney kept a patient named Tim Andrews alive without dialysis for 271 days, marking the first reported use of a pig kidney as a bridge to human organ transplantation.
- The remains of the first known ancient human hybrid, the offspring of a Neanderthal and a Denisovan, were discovered in 2012 and confirmed through ancient DNA analysis in 2018.
- In 2010, scientists identified Denisovans, an archaic human lineage that went extinct around the same time as Neanderthals, using mitochondrial DNA extracted from a finger bone.
- In 2016, a baby boy became the first child known to inherit DNA from three parents, with most of his DNA from his mother and father and a third donor providing healthy mitochondrial DNA.
- Archaeologists found stone tools up to 3 million years old buried alongside fossils of Paranthropus in southwestern Kenya, providing evidence that a non-human hominin developed stone technology.
- Fossil analysis of the ancient whale Perucetus colossus, which lived along Peru's coast more than 37 million years ago, indicated it may have weighed more than 300 tons and measured about 60 feet long.
- Blood-vessel remnants were discovered inside a fossilized rib of 'Scotty,' a Tyrannosaurus rex skeleton that was more than 40 feet long and weighed almost 10 tons when alive.
- The ancient tetrapod footprints in Poland were found on a former marine tidal flat or lagoon in an abandoned mountain quarry, suggesting the evolution from fins to limbs occurred in an intertidal or lagoon environment rather than a seasonally flooded forest.
- Juvenile rhesus macaques (Macaca mulatta) dramatically increased their reconciliation rates after being transferred into a group of the more conciliatory stumptail macaques (Macaca arctoides).
- The fossil of this swan-necked, Velociraptor-like dinosaur had features so unusual that scientists initially suspected it might be a fake.
- In 2017, scientists described a newly discovered dinosaur species that resembled Velociraptor but had a long, swan-like neck.
- NASA's Perseverance Mars rover found mudstones on Mars containing unusual features that scientists say are potentially associated with signs of ancient microbial life.
- A neutrino detector submerged in the Mediterranean Sea detected the most energetic neutrino ('ghost particle') ever recorded.
- A study found that prenatal cfDNA screening test results showing abnormalities unrelated to fetal chromosomes were linked to a subsequently diagnosed cancer in about 50% of cases in that subgroup.
- A study led by Joe McConnell of the Desert Research Institute linked a volcanic eruption in Alaska to the fall of the Roman Republic.
- A Japanese study published in Environmental Science & Technology found that the best areas for photovoltaic solar energy may be Earth's coldest regions, including high altitudes of the Andes and Himalayas.
- In 2021, academic sleuths revealed that two experiments in the 2012 'signing first' honesty paper were fraudulent.
- A touchdown run by Seattle Seahawks fans during a January 2011 NFL playoff game was recorded by a single Pacific Northwest Seismic Network station (KDK), located about a block from the stadium.
- Researcher Irina Conboy found that joining the circulatory systems of old and young mice improved the older animals' ability to heal from injury.
- Research has found that nonreplicable publications are cited more often than replicable publications.
- Experts estimate that approximately 1.7% of the population is born with intersex traits.
- Researchers modeling four critical organ systems together estimated a median human life span of approximately 156 years, within a range of 146–194 years.
- A mathematical model published in npj Aging estimated that if nearly every reversible hallmark of aging were eliminated, leaving only somatic mutations, the median human life span would be 146–194 years.
- In a study of 35 adults aged 64 and older, 60 daily oxygen-therapy sessions in a pressurized chamber were associated with fewer senescent cells and longer telomeres.
- Irving Kahn, a participant in Nir Barzilai's Longevity Genes Project at Albert Einstein College of Medicine, died in New York in 2015 at age 109, and all four of his siblings became centenarians, including his sister Helen who lived to almost 110 despite smoking for 80 years.
- Transplanting a small number of senescent cells into mice was enough to cause frailty and reduce their survival.
- A study estimated that the extinction of Ice Age megafauna removed just under 10 teragrams (about 10 million tons) of methane emissions a year, accounting for between 12.5% and possibly 100% of the methane reduction at the start of the Younger Dryas.
- In the Greenland ice core studied by Harvard researchers, platinum concentration increased by more than a hundredfold over roughly 20 years before subsiding.
- Researchers found melt glass splashed onto small pieces of bone beside a hearth at Abu Hureyra, indicating molten glass fell into the village while it was inhabited.
- Soil samples from Abu Hureyra contained melt glass—vaporized soil that rapidly solidified—found alongside seeds, cereal grains, and splattered throughout adobe buildings, with most fragments measuring 1–2 millimeters across.
- The termination of the Younger Dryas cooling event occurred within a decade.
- Greenland ice-core samples indicate that temperatures increased by up to 10 °C (18 °F) in just a few decades at the end of the Younger Dryas.
- The warming that ended the Younger Dryas took only about 40–50 years.
- The warming that ended the Younger Dryas took only about 40–50 years, with Greenland ice-core samples showing temperature increases of up to 10°C (18°F) in just a few decades.
- A literal handful of helium-3 has been priced at around $20 million based on investor valuations.
- The Aharonov–Bohm effect is a quantum-mechanical phenomenon in which an electrically charged particle is affected by an electromagnetic potential despite being confined to a region where both the magnetic field and electric field are zero.
- The tautochrone curve has the property that a ball placed anywhere on it will take the same amount of time to slide to the bottom, regardless of starting position.
- Traditional Western astronomical practice groups bright stars to form constellations, unlike the Andean approach which uses dark areas.
- Quantum calculus (q-calculus) is sometimes called 'calculus without limits' because it develops derivatives, integrals, and analogous results without using the notion of limits, in contrast to traditional infinitesimal calculus.
- Antarctica is technically a desert, receiving only about 2 inches of precipitation annually in its interior, making it drier than the Sahara.
- Octopuses have three hearts: two pump blood to the gills, while the third pumps it to the rest of the body. The heart pumping to the body stops beating when the octopus swims.
- The 'tracking the King problem' is a quantum physics puzzle experimentally tested in a 2019 study published in the journal Research.
- Between 1980 and 2000, U.S. women's absolute fat intake increased by 11% even as their relative fat intake (fat as a percentage of total calories) declined by 9%.
- Surface slip of about 10 mm occurred along a 40-km-long section of the southern San Andreas Fault between the Mecca Hills and Bombay Beach following the 2017 Chiapas earthquake.
- The 2015 Dietary Guidelines Advisory Committee's draft report stated: 'Cholesterol is not considered a nutrient of concern for overconsumption.'
- Between 1990 and 2010, an estimated 1,000 manufacturer ingredient-safety decisions were never reported to the FDA or the public.
- Of the 451 GRAS (Generally Recognized As Safe) notifications voluntarily submitted to the FDA between 1997 and 2012, 100% were decided by individuals or panels with conflicts of interest.
- 95% of the members of the 2020–2025 Dietary Guidelines Advisory Committee reported at least one industry relationship, and a majority had 20 or more industry connections, including employment, consulting, board membership, research funding, industry-event payments, or industry awards.
- Nearly 1 in 3 American adolescents has prediabetes.
- The 2025–2030 Dietary Guidelines for Americans recommend consuming full-fat dairy with no added sugars.
- In 1989, the FDA recalled all over-the-counter dietary supplements containing 100 milligrams or more of L-tryptophan due to its link to an outbreak of Eosinophilia Myalgia Syndrome, and by 1990 the CDC had confirmed more than 1,500 cases, including 38 deaths.
- The comet proposed as a trigger for the Younger Dryas would have required approximately one million times the energy of the object that created Arizona's Meteor Crater, which is three-quarters of a mile wide.
- Fiona Godlee, editor of the British Medical Journal, denounced risks of collusion between Roche and Novartis in the article "Avastin versus Lucentis".
- A treatment cycle with bevacizumab used off-label costs approximately 20 euros.
- In Tuscany, insulin prescriptions during pregnancy reached a peak increase of 722% during the third trimester between 2004 and 2010.
- Endometriosis can occur outside the pelvis, including in the abdomen and chest.
- The average time to diagnosis of endometriosis is between 4 and 12 years.
- The graphene electroluminescence regime occurs only when the graphene crystal is highly pure and free of defects, and encapsulated in a hexagonal boron nitride matrix.
- The observed graphene electroluminescence emits light in the mid-infrared range at a wavelength of 6.5 µm.
- In 2018, measurements of electrical current fluctuations in high-quality graphene suggested that its electrons could reach a nonequilibrium state favorable to light emission via electroluminescence.
- This study reported the first observation of electroluminescence in a semi-metallic material (graphene), using high-quality graphene.
- The ethanolamine discovery was made in the molecular cloud G+0.693-0.027, located near the center of the Milky Way.
- The KM3NeT collaboration detected a neutrino with an energy of about 220 petaelectronvolts (PeV).
- When observed in ultraviolet, visible, and near-infrared wavelengths, the Virgil galaxy appears to be a normal star-forming galaxy.
- The James Webb Space Telescope has found numerous compact objects called 'little red dots' that are common in the early Universe, within the first two billion years after the Big Bang.
- The proposed model posits that a type of dark matter made up of fermions can form a dense core nested within a more diffuse halo.
- Lead author Valentina Crespi said the dense dark matter core can mimic the 'shadow' seen in black hole images because it bends light strongly, creating a central darkness surrounded by a bright ring.
- Dr Carlos Argüelles said the researchers are proposing that the supermassive central object and the Galaxy's dark matter halo are two manifestations of the same substance, rather than simply replacing the black hole with a dark object.
- Stars near the Milky Way's galactic centre, called S-stars, orbit Sagittarius A* at very high speeds.
- When its first observations were released on June 23, the Vera C. Rubin Observatory had detected 2,104 new asteroids in seven nights, including seven near-Earth objects.
- Dawson and Reid (1997) reported that staying awake for 24 hours produced cognitive impairment equivalent to a blood alcohol concentration of 0.10%.
- Dark chocolate products can contain high levels of lead and cadmium.
- The overall shape of the Bianfu Cave forearm fragment is more similar to modern human arm bones than to Neanderthal arm bones, despite sharing some features with Neanderthal bones.
- Bianfu Cave yielded two skull fragments, four teeth, and part of a forearm bone from at least four Denisovan individuals who lived between 134,000 and 167,000 years ago.
- Researchers identified Denisovan remains at Bianfu Cave in Yunnan Province, China, by analyzing proteins in more than 60,000 bone fragments, even though DNA was not preserved in the fossils.
- A foot bone of Homo luzonensis resembles bones of australopithecines, including Lucy, despite the species being much more recent.
- One upper premolar attributed to Homo luzonensis has three roots, a trait found in fewer than 3 percent of modern humans.
- Homo luzonensis was identified from seven teeth and six small bones representing at least three individuals, discovered in Callao Cave.