Science
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52Amazon makes its AI-powered Alexa+ free on Fire TV, no Prime required
Amazon is making its AI-powered Alexa+ assistant free on all compatible Fire TV devices in the U.S., automatically upgrading users whether or...
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54
Amazon’s Prime Air is taking off in nearly 500 US cities
Amazon is significantly expanding its Prime Air drone delivery service, with plans to reach nearly 500 U.S. cities by the end of...
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53
Calendly throws its hat into meeting note-taker circus
Calendly is also releasing a meeting scheduling assistant called Callie. Note-taking has quickly turned into a critical part of the productivity space,...
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49Coffee drinkers have less fat, more muscle, and surprising hormone differences
Coffee drinkers may be getting more than an energy boost. A Finnish study found that people who drank more coffee tended to...
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53Tiny quantum engines reveal useful energy hiding in “waste heat”
A tiny machine made from just an atom and particles of light may sound impossibly simple, but it raises a surprisingly difficult...
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38Pollen has a surprising problem — and honeybees have found a way around it
Honeybees can apparently detect when their food has the wrong balance of essential nutrients and adjust how much they eat to avoid...
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39This 23-foot crocodylian may have ruled South America’s food chain
Miocene South America was packed with giant prey—and the predators hunting them were just as spectacular. Fossil bite marks suggest crocodylians, especially...
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3816 mummies and a dog reveal a hidden order inside an ancient Egyptian tomb
A tomb in Egypt’s Theban Necropolis reveals a surprisingly organized story of burial, reuse, and changing beliefs spanning hundreds of years. Researchers...
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38Scientists may have finally proved that “empty” space isn’t really empty
A magnetar’s colossal magnetic field may have revealed a quantum effect predicted by Werner Heisenberg nearly 90 years ago, in which seemingly...
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42Einstein’s biggest “mistake” came back — and changed cosmology forever
Einstein’s abandoned cosmological constant made a spectacular comeback when astronomers discovered that the universe’s expansion is accelerating. It now sits at the...
