New Research
Fossils Reveal a Possible New Tyrannosaur Species, the Closest Relative of T. Rex
The remains, dug up in the 1980s, might shed light on T. rex's mysterious origins, according to a new paper
Ancient DNA From Eurasian Herders Sheds Light on the Origins of Multiple Sclerosis
Genetic variants linked to the risk of MS were brought to Europe during a migration around 5,000 years ago, a new study finds—and they might have helped herders survive
What Caused the Mysterious Extinction of 'Giganto,' the World's Largest Ape?
The massive primates were unable to shift their diet to keep pace with a changing climate, according to a new study, forcing them to eat less nutritious bark and twigs
California Grizzlies Weren't as Big—or Bloodthirsty—as People Once Thought
The now-extinct bears were mostly vegetarians and measured about the same size as today's North American grizzlies
A Lesser-Known Psychedelic Drug Shows Promise for PTSD Treatment
Ibogaine, derived from a central African shrub, has been used in rituals for two millennia. But in a small study, it appeared to reduce symptoms of PTSD among veterans
Early Primates May Have Feasted on Soft, Sweet Fruits
An analysis of more than 400 fossilized teeth suggests the creatures weren't eating many seeds, nuts or other hard foods
Scientists Uncover the Earliest Fossil Evidence of Photosynthesis
Ancient cyanobacteria contained structures for producing oxygen around 1.75 billion years ago, according to a new study
These Ants Can Diagnose and Treat Their Comrades' Infected Wounds
Matabele ants in sub-Saharan Africa often sustain injuries while hunting termites—and their survival strategy may help humans fight infections, too
Decades-Long Debate on 'Teenage' Tyrannosaur Fossils Takes Another Turn
A new paper adds to evidence suggesting a group of disputed fossils, identified by many scientists as young T. rex, are actually another species
Engineers Design a Vibrating Pill for Weight Loss That Could Create a Feeling of Fullness
The capsule is the size of a multivitamin, and in an experiment with pigs, it appeared to reduce the animals' appetites
This Mysterious Hillside Carving Is Actually Hercules, Researchers Say
England's 180-foot-tall Cerne Abbas Giant may have served as a landmark for gathering troops
What Makes Cheddar Cheese Taste So Good?
After a year-long cheddar-making experiment, scientists have unraveled the microbial underpinnings of the cheese's buttery flavor
Sniffing Women's Tears May Reduce Aggression in Men, Study Finds
The findings, which may extend to all humans, suggest emotional tears might serve an evolutionary purpose
117 Fascinating Finds Revealed in 2023
The year's most exciting discoveries included a stolen Vincent van Gogh painting, a hidden medieval crypt and a gold-covered mummy
Octopus DNA Reveals Clues to When the West Antarctic Ice Sheet Last Collapsed
Understanding the ice sheet's past could help researchers shed light on its future melting
Here's Why Most Dogs Have Brown Eyes
Humans may have bred their canine companions to have darker eyes, because we perceive them as younger and more friendly, study finds
Archaeologists Criticize Alleged Discovery of the 'Oldest Pyramid in the World'
A controversial study arguing an Indonesian structure is 25,000 years old is under investigation by the journal that published it
Lead Base Layer Discovered in Rembrandt’s 'The Night Watch'
Researchers analyzed a tiny paint sample from the piece and found a lead-rich layer on the canvas
Humans May Have Driven Twice as Many Bird Species to Extinction as Previously Thought
Statistical modeling of undiscovered extinctions suggests 1,430 bird species have disappeared during modern human history
Chimpanzees and Bonobos May Remember Faces for More Than 20 Years
The great apes, which are humans' closest living relatives, appeared to recognize photos of their former acquaintances in a study, even decades later
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