Welcome to the “Science News” update from Hawaii Science Digest. Views expressed in this science and technology news summary are those of the reporters and correspondents. Content provided by “Science News.” Accessed on 13 May 2019, 1505 UTC.
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A new artificial intelligence seems to share our intuitive ability to estimate numbers at a glance.
Mapping millions of kilometers of waterways shows that just 37 percent of rivers longer than 1,000 kilometers remain unchained by human activities.
Scientists link bouts of intense rainfall and drought around 8,600 to 6,000 years ago to declining numbers of South American hunter-gatherers.
Futuristic clean-energy visions of electric vehicles are driving the hunt for lithium.
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.
Entrepreneurs are bringing automation and data analysis to insect agriculture to build a profitable business that helps feed the planet.
A small study finds that transplanting gut microbes from a lean person into obese people didn’t lead to weight loss, as hoped.
Spinning stars that collapse into black holes could help explain the origins of heavy elements such as gold and silver.
Physicists imagined what we’d see in the sky if two neutron stars collided just 1,000 light-years from Earth.
One million of the world’s plant and animal species are now under threat of extinction, a new report finds.
A newly identified dinosaur species called Suskityrannus hazelae fills a gap in tyrannosaur lineage.
Common beetles that eat rotten logs chew up more wood when filled with a roundworm larvae, releasing nutrients more quickly back to the forest floor.
South American shamans in the Andes Mountains carried mind-altering ingredients 1,000 years ago, a study finds.
Gravitational wave hunters are on a cosmic scavenger hunt. Here’s what they’re hoping to find.
Women and minorities are more frequently described by personality in medical student evaluations, but men are described by their skills, a study says.
Bringing back big predators to Gorongosa, once a wildlife paradise in Mozambique, is just one piece of the puzzle in undoing the damage there.
A new variation of the classic double-slit experiment confirms that antimatter, like normal matter, has wave-particle duality.
Winners of the California Academy of Sciences’ annual photo contest dove deep underwater and hiked to great heights to create these striking images.
Conventional surveys can’t track migration after natural disasters in real time. But Facebook data may provide a crude estimate of those who flee.
The panda gut digests protein in bamboo so well that the animal’s nutritional profile for calories resembles a wolf’s.
In what may have been a precursor to avian flight, a flightless winged dinosaur may have flapped its wings as it jogged.
Art created by an artificial intelligence exacts unprecedented control over nerve cells tied to vision in monkey brains, and could lead to new neuroscience experiments.
It took decades to find the first gravitational wave event, and now they’re a weekly occurrence.
By chowing down on grass and then excreting into rivers and lakes, hippos play a big role in transporting a nutrient crucial to the food web.
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