Dietary evidence reinforces the reputation of Clovis hunters as mammoth killers
The ancient North Americans are increasingly looking like experienced mammoth killers. Archaeologists have long debated whether the Clovis people, who […]
A cosmic census triples the known number of black holes in dwarf galaxies
A colossal census of the cosmos has more than tripled the number of active black holes known to inhabit miniature
How did dark matter form the universe? This physicist has ideas
At the age of 12, Tracy Slatyer felt sorry for a book. She read a newspaper article about how many
22 pesticides show link to prostate cancer
Nearly two dozen pesticides are linked to an increased risk of prostate cancer in the United States, researchers report Nov.
Proposed time limits for anesthesia may have compromised patient safety
After a public outcry, Anthem Blue Cross Blue Shield announced Dec. 5 that it had dropped plans that would have
Uranus may have looked strange when NASA’s Voyager 2 flew by
Some of the apparent quirks of Uranus may be due to bad timing. In 1986, the Voyager 2 spacecraft flew
X-rays from nuclear explosions can protect Earth from asteroids
An asteroid heading toward Earth can be deflected without ever touching a spacecraft. The trick is to use X-rays to
The world’s largest coral was discovered in the South Pacific
Off the coast of the Solomon Islands lurks a centuries-old creature that’s so big it can be seen from space.
A medical device inspired by squid could reduce the need for needles
If you’re one of the many adults who hate needles, you may be in luck. Scientists have taken inspiration from
A first look at the rocks from the far side of the moon creates a volcanic mystery
The first samples from the far side of the moon contain signs of surprising volcanic activity near the lunar south