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.
Rise of the Golden Jackal
A species that was barely known in Europe now vastly outnumbers wolves there, and is rapidly spreading north and west.
Ocean Warming Is Accelerating Faster Than Thought
Scientists say the world’s oceans are warming far more quickly than previously thought, a finding with dire implications for climate change because almost all the excess heat absorbed by the planet ends up stored in their waters.
The Sounds That Haunted U.S. Diplomats in Cuba? Lovelorn Crickets
Diplomatic officials may have been targeted with an unknown weapon in Havana. But a recording of one “sonic attack” actually is the singing of a very loud cricket, a new analysis concludes.