Study of puzzling fossils confirms they came from an animal

NEW YORK (AP) — Scientists say they've confirmed that puzzling fossils from more than 500 million years ago are traces of an animal. That would make it one of the earliest known crea...

Lab test may identify dangerous gene mutations, study finds

NEW YORK (AP) — Scientists say they've found a new way to help determine whether specific genetic abnormalities are likely to make people sick. That's a step toward avoiding a vexing uncertainty that ...

#Ancient? Crisscrossed lines called world's oldest drawing

NEW YORK (AP) — It looks a bit like a hashtag, but it's 73,000 years old. And scientists say this tiny sketch found in a South African cave is the oldest known drawing. It's not the ...

Have you herd? Moose, bighorn sheep pass on migration tips

NEW YORK (AP) — Looking for the best place to eat? Ask a local. Now scientists say that same insider knowledge shapes the springtime migrations of moose and bighorn sheep. Animals le...

Cold, dry climate shifts linked to Neanderthal disappearance

NEW YORK (AP) — Ancient periods of cold and dry climate helped our species replace Neanderthals in Europe, a study suggests. Researchers found that such cold periods coincided with a...

Military combines several tools to identify Korean remains

NEW YORK (AP) — The U.S. military remains released by North Korea will be sent to a military lab in Hawaii, where they'll enter a system that routinely identifies service members from decades-old conf...

For some, a DNA test produces only uncertainty about health

NEW YORK (AP) — Last year, Katie Burns got a phone call that shows what can happen in medicine when information runs ahead of knowledge. Burns learned that a genetic test of her fetu...

Heat wave shattered records this past week in US, elsewhere

NEW YORK (AP) — If you've been hot lately, you're not alone. Record high temperatures have been logged over the past week in the U.S. and around the world. Here's a quick look at the...

Studies of space, hearing and DNA attract $1 million awards

NEW YORK (AP) — Seven scientists will share three $1 million prizes for studying the birthplace of stars, the mechanisms of hearing and a widely used tool for editing DNA. Winners of...

Study offers new look at why our brains evolved to be so big

NEW YORK (AP) — Why do people have such big brains? A new study suggests it's mostly due to the mental demands our ancestors faced from coping individually with their environment. In...

Hawking's last physics paper argues for a 'simpler' cosmos

NEW YORK (AP) — Weeks after his death, famed physicist Stephen Hawking has delivered his last thoughts about the nature of the cosmos. And he says it may be simpler than often believed. ...

Ethicist foresees choosing your baby from dozens of embryos

NEW YORK (AP) — So you want to have a baby. Would you like a dark-haired girl with a high risk of someday getting colon cancer, but a good chance of above-average music ability? ...

Fossil finger points to early humans entering Saudi Arabia

NEW YORK (AP) — An ancient human finger bone found in Saudi Arabia provides a new clue about when and how our species migrated out of Africa. Researchers say it shows hunter-gatherer...

Studies link legal marijuana with fewer opioid prescriptions

NEW YORK (AP) — Can legalizing marijuana fight the problem of opioid addiction and fatal overdoses? Two new studies in the debate suggest it may. Pot can relieve chronic pain in adul...

Stone tools from Kenya give early glimpse of human behavior

NEW YORK (AP) — Stone tools and other items from ancient sites in Kenya give a glimpse at the emergence of some key human behaviors, perhaps including a building of relationships with distant neighbor...