Tech
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NASA says its Mars helicopter is ready for a historic first flight
Enlarge / NASA’s Ingenuity Mars helicopter is seen here in a close-up taken by Mastcam-Z, a pair of zoomable cameras…
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Novel hydrogels can safely remove graffiti from vandalized street art
Enlarge / A five-year-old boy with boxing gloves poses in front of a huge mural of himself in Denver, Colorado.…
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At 38.5% vaccinated, US may be running low on people eager for a shot
Enlarge / Residents wear protective masks while waiting to be vaccinated at a West Virginia United Health System Covid-19 vaccine…
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DC’s Rorschach: A detective walks into a world shaped by squids and superheroes
Enlarge / Thank you for giving me something to look forward to, DC Comics. Nathan Mattise Warning: Though we’ll take…
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NASA selects SpaceX as its sole provider for a lunar lander
Enlarge / Rendering of SpaceX’s Starship vehicle on the surface of the Moon. NASA In an extraordinary announcement on Friday,…
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21.5-inch iMac supply dwindles amid chip shortages, possible refresh
The front of the 2020 27-inch iMac. Samuel Axon It still has the same shape on the back. Samuel Axon…
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Backdoored developer tool that stole credentials escaped notice for 3 months
Getty Images A publicly available software development tool contained malicious code that stole the authentication credentials that apps need to…
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Arkansas House passes unconstitutional bill putting creationism in schools
Enlarge / The Arkansas state capitol. Last week, the Arkansas state House of Representatives passed a bill that would amend…
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Dogecoin has risen 400 percent in the last week because why not
peng song / Getty Dogecoin, a blockchain-based digital currency named for a meme about an excitable canine, has seen its…
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Today’s best deals: Board games we like, indoor security cameras, and more
Enlarge (credit: Ars Technica) Today’s Dealmaster includes notable discounts on a couple of Ars-approved board games, with the avian-themed Wingspan down to…
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