Your Environment Is Cleaner. Your Immune System Has Never Been So Unprepared.
A century ago, British scientists suggested a link between increased hygiene and allergic conditions — the first hint that our immune systems are becoming improperly “trained.”
The Secret History of Women in Coding
Computer programming once had much better gender balance than it does today. What went wrong?
Have Dark Forces Been Messing With the Cosmos?
Axions? Phantom energy? Astrophysicists scramble to patch a hole in the universe, rewriting cosmic history in the process.
An Icy Superhighway Once Carried Glaciers From Namibia to Brazil
Researchers matched up a jigsaw puzzle of ice that once flowed between two landmasses now separated by an ocean.
Birds of a Feather May Stick Together, but This Bird’s Foot Got Stuck in Amber
Known as “Ugly Foot” or “Hobbit Foot,” researchers say the feathered specimen offers long-sought clues to the evolutionary path of birds.
The Patient Had Bone Cancer. The Diagnosis Arrived 240 Million Years Too Late.
The fossil of an ancient animal teaches a sad lesson: Cancer has been around for a very, very long time.
What Lunar New Year Reveals About the World’s Calendars
Rather than a scientific given, calendars say a lot about the history and cultural values of the societies that created them.
Seeking Superpowers in the Axolotl Genome
The smiling salamanders can regrow most of their body parts, so researchers are building improved maps of their DNA.
And You Thought the Platypus Was Odd
“When I first saw it, I just said ‘What?!’ and didn’t speak for a while,” said one of the researchers who studied the fossils of a prehistoric marine reptile.
What Happened to Earth’s Ancient Craters? Scientists Seek Clues on the Moon’s Pocked Surface
The pace of space rocks pummeling Earth and the moon was relatively infrequent, but then doubled or tripled for unknown reasons, a new study finds.