| More Recent Headlines |
| News A new AI acquired humanlike 'number sense' on its own May 13 2019 7:00 AM A new artificial intelligence seems to share our intuitive ability to estimate numbers at a glance. READ MORE  |
| News Deep-sea fishes' eye chemistry might let them see colors in near darkness May 10 2019 3:02 PM An unexpected abundance of proteins for catching dim light evolved independently in three groups of weird deep-sea fishes. READ MORE |
| News in Brief Only a third of Earth's longest rivers still run free May 10 2019 7:00 AM Mapping millions of kilometers of waterways shows that just 37 percent of rivers longer than 1,000 kilometers remain unchained by human activities. READ MORE |
| News in Brief Ancient South American populations dipped due to an erratic climate May 09 2019 1:17 PM Scientists link bouts of intense rainfall and drought around 8,600 to 6,000 years ago to declining numbers of South American hunter-gatherers. READ MORE |
| 50 Years Ago 50 years ago, scientists tried to transplant part of a human eye May 09 2019 7:00 AM In 1969, a doctor tried and failed to restore a 54-year-old man's vision. Fifty years later, scientists are still struggling to make eye transplants work. READ MORE |
| News A gut bacteria transplant may not help you lose weight May 09 2019 12:05 AM A small study finds that transplanting gut microbes from a lean person into obese people didn't lead to weight loss, as hoped. READ MORE |
| News Dying stars called collapsars may forge much of the universe's gold May 08 2019 1:02 PM Spinning stars that collapse into black holes could help explain the origins of heavy elements such as gold and silver. READ MORE |
| News What a nearby kilonova would look like May 08 2019 9:16 AM Physicists imagined what we'd see in the sky if two neutron stars collided just 1,000 light-years from Earth. READ MORE |
| News 1 million species are under threat. Here are 5 ways we speed up extinctions May 08 2019 6:00 AM One million of the world's plant and animal species are now under threat of extinction, a new report finds. READ MORE |
| Feature The search for new geologic sources of lithium could power a clean future May 07 2019 2:09 PM Futuristic clean-energy visions of electric vehicles are driving the hunt for lithium. READ MORE |
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