Science
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Stunning image of a supernova reveals a dead star that exploded twice
Two concentric rings appear around the supernova remnant SNR 0509-67.5, indicating that it exploded twice ESO/P. Das et al. Background…
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A11pl3Z: Interstellar visitor spotted hurtling through the solar system
The predicted path of A11pl3Z, making it only the third interstellar object ever seen in the solar system CSS, D.…
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Breaking the laws of thermal radiation could make better solar cells
By breaking a law of physics, researchers can improve energy-harvesting devices like solar cells M2020/Shutterstock Researchers have broken a centuries-old…
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Ancient DNA reveals make-up of Roman Empire’s favourite sauce
A modern recreation of garum, a fermented fish sauce dating back to Roman times Alexander Mychko / Alamy Fermented fish…
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Solving the 250-year-old puzzle of how static electricity works
When you rub a balloon on your hair to make it float and cling, you might not think of it…
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Where does time actually come from?
The universe follows the arrow of time Wavebreakmedia Ltd DW1802_1 / Alamy Where does time really come from? I am…
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A crucial methane-tracking satellite has died in orbit
An artist’s impression of the MethaneSAT satellite Environmental Defense Fund/NASA A satellite known as MethaneSAT, anticipated to transform our view…
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Shrinking Antarctic sea ice is warming the ocean faster than expected
Antarctic sea ice cover in recent summers has been far below historical levels Nature Picture Library / Alamy The collapsing…
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A Neanderthal-shaped skull may explain why some people get headaches
3D models of the skulls from a modern human and from a Neanderthal Courtesy of Kimberly Anne Plomp A skull…
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Orcas are bringing humans gifts – what does it mean?
An orca attempting to share food with a researcher holding a camera Orca Research Trust Orcas have been seen appearing…
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