Astronomers have created a detailed forecast of where they expect to observe future stellar explosions in a nearby galaxy, opening a new window into how exploding stars shape the cosmos. Focusing on M33, a spiral galaxy about 2.7 million…
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Stars that die off the beaten path
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What Chimps Reveal About Human Parenting
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Young chimpanzees differ from human children in a key way—the hairier…
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New battery idea gets lots of power out of unusual sulfur chemistry
When the battery starts discharging, the sulfur at the cathode starts losing electrons and forming sulfur tetrachloride (SCl4), using chloride it stole from the electrolyte. As the electrons flow into the anode, they…
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Small chimps, big risks: What chimps show us about our own behavior
The riskiest behavior in humans peaks in adolescence. Researchers from the University of Michigan and James Madison University expected to find risky behavior to peak in adolescence in a study of chimpanzees as well. But instead, they found that…
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Betelgeuse’s buddy leaves a wake in the giant star’s atmosphere
PHOENIX — Like a motorboat doing doughnuts in a lake, Betelgeuse’s companion star leaves a wake in the giant star’s atmosphere.
Signs of the smaller star’s trail around the red supergiant are the best evidence yet that…
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Self-powered eye tracker harnesses energy from blinking and is as comfortable as everyday glasses
Assistive devices that enable those who can no longer move their bodies to control wheelchairs or communicate by moving only their eyes function by using eye-tracking technologies, but these technologies often have limitations due to their size…
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Four baby planets show how super-Earths and sub-Neptunes form
Thanks to the discovery of thousands of exoplanets to date, we know that planets bigger than Earth but smaller than Neptune orbit most stars. Oddly, our sun lacks such a planet. That’s been a source of frustration for planetary scientists, who…
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Moroccan Cave Fossils Capture a Crossroads in Modern Human Evolution : ScienceAlert
Ancient bones discovered in a cave in Casablanca, Morocco, could fill in some of the blanks about human evolution.
The cave, known as Grotte à Hominidés, contains assemblages of jawbones, teeth, and vertebrae dating back to 773,000 years ago…
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We have a fossil closer to our split with Neanderthals and Denisovans
The Casablanca fossils are about the same age as hominin fossils from Spain, which belong to a species called Homo antecessor. This species has been suggested to be a likely ancestor of Neanderthals and Denisovans….
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‘They are much more connected than we thought’: Study may rewrite our understanding of glia, the nervous system’s support cells
Supplying nerves with a fresh supply of mitochondria could curb chronic nerve pain, a new study hints.
The research, conducted with mouse cells, live mice, and human tissues, reveals a previously unsung role of mitochondria, the powerhouses of…
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