Pure Science

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Scientists have discovered evidence of large quantities of biosignature chemicals — only known to be made by life on Earth — on an exoplanet more than 100 light-years away. It could be the most promising sign yet of alien life.

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The exotic quantum phase, predicted over half a century ago, could lead to advances in quantum computing, sensors and communication technology.

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Lesch-Nyhan syndrome is an extremely rare disease that affects patients' behavior and cognitive skills.

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A 7,500-year-old antler unearthed in Sweden had characteristic breakage patterns that suggest it was the handle for a battle ax.

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Yellowstone's Junction Butte wolf pack failed in a recent attempt to kill a bison, but the pack appears to be thriving again after the death of its former alpha female, Wolf 907F.

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The James Webb Space Telescope has discovered Zhúlóng, a candidate for the most distant spiral galaxy in the universe. The perplexing Milky Way 'twin' dates to 1 billion years after the Big Bang, and appears too big to explain.

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Human skeletons from a large stone tomb may help archaeologists understand a mysterious pre-Inca population in Peru.

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Remnants of a liquid layer of magma near Earth's core, formed in the first few hundred million years of the planet's history, may still persist today as odd anomalies in the mantle.

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Hood River County in Oregon reported three cases of Creutzfeldt-Jakob disease, a rare human brain disease very similar to "mad cow."

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Genes affect different aspects of music enjoyment — from the emotional reactions that compositions evoke to the social connection music can foster.

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Solar eruptions created a northern lights display in North America and Europe overnight, with more auroras expected through Thursday.

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SpaceX's Starlink internet satellite constellation has become a prime target for Russia and China, according to a new report assessing the counterspace capabilities of a dozen countries over the past year.

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A colossal squid has been filmed in its natural habitat for the first time ever, a century after it was first identified by scientists.

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The quasi-periodic eruptions of X-rays from a black hole 300 million light-years away are unlike any researchers have ever seen before.

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It uses a washable photocatalytic filter instead of replaceable HEPA filters. But is it a game-changer, or a missed opportunity?

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A 35-year-old man who couldn't pass urine learned that the cause of his obstruction was a giant worm living in his kidney.

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Scientists thought they saw a distant star swallow a planet for the first time ever. But new observations from the James Webb Space Telescope suggest something very different, but equally rare, may have happened instead.

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Discover interesting facts about the origins of primates, what they eat, and if they have thumbs.

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Science writer Mindy Weisberger speaks to Live Science about the parasites that turn their hosts — whether ant, beetle or caterpillar — into zombie-like puppets that act against their own interests.

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The San Diego Zoo Safari Park's elephants raced to protect their calves with an "alert circle" when a 5.2 magnitude earthquake struck Julian in Southern California.

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Paleontologists have discovered tracks belonging to meat-eating theropods and long-necked sauropods on the Isle of Skye.

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A Tyrannosaurus rex researcher has found that there are now more scientifically valuable T. rex specimens in private or commercial ownership than in public museums, hampering research.

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Photos show that comet C/2025 F2 (SWAN) experienced a "major eruption," causing it to become temporarily brighter. However, it's still unclear whether the icy object is a true "cryovolcano."

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Scientists on an icebreaker ship have captured a number of weird and wacky animals from Antarctica's ocean floor, including a bizarre pig-shaped creature.

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Clone Robotics' Protoclone android can be seen flexing its bionic muscles in a new video, creepily jerking its limbs back and forth as it hangs from the ceiling.

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This 2024 astronaut photo shows the striking colors of Iraq's Razazah Lake, surrounded by a host of strangely circular fields.

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"Once the egg hatches, the ant has only a few weeks of life before it succumbs to the manipulations of its attacker, stumbling away from its home and family and then undergoing decapitation from the inside out."

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Up to 18 "shooting stars" per hour may be visible during the peak of the Lyrid meteor shower on April 21-22.

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Discover important facts about what climate change is, what's causing it, and what we can do to stop it.

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A study of 50,000 houses from the late Pleistocene to the onset of European colonialism has revealed that social inequality isn't inevitable, but rather a consequence of political choices.

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Doctors in the U.K. have warned gynecologists of the risks of necrotizing fasciitis in the external genitalia after seeing several cases.

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Performed remotely in Mexico by engineers and embryologists in New York, an automated fertility treatment resulted in conception and, more recently, a live birth.

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In a new study, researchers found that the inflammation behind painful episodes in sickle cell disease are correlated with the menstrual cycle.

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Quantum superposition is a phenomenon in which a tiny particle can be in two states at the same time — but only if it is not being directly observed.

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This little bear carved out of amber might have been an amulet for a Stone Age hunter.

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That second wave of energy is a normal part of the human circadian rhythm, but lifestyle factors also play a role.

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An executive order critiques the idea that race is a human invention. But that's exactly what modern science supports.

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Earth's oceans could one day turn purple.

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The Eye of Horus is frequently found in ancient Egyptian burials, particularly on wedjat amulets.

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GPT-4.5 has successfully convinced people it’s human 73% of the time in an authentic configuration of the original Turing test.

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A Celtic warrior was injured in battle 2,500 years ago. Archaeologists were able to identify the weapon based on 3D scans of his skeleton.

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You don't need plate tectonics to get continental crust that looks modern, a new study finds.

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A new image has emerged of the Red Planet rising above the lunar limb after being occulted by the moon in January.

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Though research on sexual experience in nonhuman animals is limited to primates and rodents, there's reason to think that they have an "orgasm-like response" during sex.

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Is it possible to build a Dyson sphere that isn't catastrophically unstable? New research says yes, but only in one type of star system.

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See if your Viking Age trivia knowledge is in ship-shape condition with our quiz.

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A new report released April 1 by the European Space Agency sheds light on space pollution surrounding our planet — how bad the problem is, and what we need to do to keep Earth orbits clean enough to use.

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The most distant and earliest "dead" massive galaxy ever seen shows some galaxies lived fast and died young shortly after the Big Bang.

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A settlement dating back around 3,400 years has been discovered near the Mediterranean Sea in Egypt.

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Pesquet's parrot, also known as a Dracula parrot, resembles a vulture and has a distinct scream — but its favorite food is figs.