Oldest Human Genomes Reveal How a Small Group Burst Out of Africa
DNA from European fossils dating back 45,000 years offers new clues to how our species spread across the world.
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The Geminids Meteor Shower: When and How to Watch Its Peak
The shower forms from the debris of an asteroid and peaks this weekend. But a nearly full moon could interfere with viewing.
Superflares Erupt From Stars Like Our Sun Once Every 100 Years
New findings suggest that an extraordinarily powerful and dangerous burst of radiation might flare from our sun in the future.
Ocean Heat Killed Half the Common Murres Around Alaska
About four million common murres were killed by a domino effect of ecosystem changes, and the population is showing no signs of recovery, according to new research.
A ‘Second Tree of Life’ Could Wreak Havoc, Scientists Warn
Research on so-called mirror cells, which defy fundamental properties of living organisms, should be prohibited as too dangerous, biologists said.
How To Talk to Your Teen About Pornography
Odds are your adolescent has already encountered online pornography. Your role is to openly address it, scholars say.
An Article on Hysterectomies Asks What Might Have Been Lost
Rachel E. Gross, a health reporter, was used to asking tough questions, but here her reporting presented a new challenge: Some patients didn’t know which organs had been removed from their bodies.
Could Cats Become a Vector for Bird Flu?
A new study highlights the need for public health officials to ramp up bird flu surveillance in our feline companions.
120 Miles of Russian Forest Couldn’t Keep Two Siberian Tigers Apart
Boris and Svetlaya were raised together as orphaned cubs, and then reintroduced to the wild separately. But Boris went on a trek that surprised the researchers who were monitoring him.
FDA Tries Last-Ditch Move to Slash Nicotine Levels in Cigarettes
The agency is asking the White House, in the final days of the Biden era, to move ahead with plans to drastically reduce the addictive substance in traditional tobacco cigarettes.