NASA has lost contact with one of its three spacecraft orbiting Mars, the agency announced Tuesday. Meanwhile, a second Mars orbiter is perilously close to running out of fuel, and the third mission is running well past its warranty. Ground teams last heard from the Mars Atmosphere and Volatile Evolution, or MAVEN, spacecraft on Saturday,

SpaceX is planning to raise tens of billions of dollars through an initial public offering next year, multiple outlets have reported, and Ars can confirm. This represents a major change in thinking from the world’s leading space company and its founder, Elon Musk. The Wall Street Journal and The Information first reported about a possible

Oracle stock dropped after it reported disappointing revenues on Wednesday alongside a $15 billion increase in its planned spending on data centers this year to serve artificial intelligence groups. Shares in Larry Ellison’s database company fell 11 percent in pre-market trading on Thursday after it reported revenues of $16.1 billion in the last quarter, up

On Thursday, The Walt Disney Company announced a $1 billion investment in OpenAI and a three-year licensing agreement that will allow users of OpenAI’s Sora video generator to create short clips featuring more than 200 Disney, Marvel, Pixar, and Star Wars characters. It’s the first major content licensing partnership between a Hollywood studio related to

Since the 1990s, physicists have pondered the tantalizing possibility of an exotic fourth type of neutrino, dubbed the “sterile” neutrino, that doesn’t interact with regular matter at all, apart from its fellow neutrinos, perhaps. But definitive experimental evidence for sterile neutrinos has remained elusive. Now it looks like the latest results from Fermilab’s MiniBooNE experiment

Cast your mind back to 2021. Electric vehicles were hot stuff, buoyed by Tesla’s increasingly stratospheric valuation and a general optimism fueled by what would turn out to be the most significant climate-focused spending package in US history. For some time, automakers had been promising an all-electric future, and they started laying the groundwork to

A little while back, we took a look at a large cargo bike from Urban Arrow that had some interesting features: a drive train that sported continuous variable gearing and a belt drive. But it was difficult to get a feel for what using that drivetrain was like when it was being used to shift

The Centers for Disease Control and Prevention is in critical condition. This year, the premier public health agency had its funding brutally cut and staff gutted, its mission sabotaged, and its headquarters riddled with literal bullets. The over 500 rounds fired were meant for its scientists and public health experts, who endured only to be

The Wild West of copyrighted characters in AI may be coming to an end. There has been legal wrangling over the role of copyright in the AI era, but the mother of all legal teams may now be gearing up for a fight. Disney has sent a cease and desist to Google, alleging the company’s

Warner Bros. has been hinting all week that it was coming and finally dropped the long-awaited first extended teaser trailer for Supergirl, directed by Craig Gillespie and starring Milly Alcock in the title role. Plans for a Supergirl movie date all the way back to 2018, but the merger that produced Warner Bros. Discovery scuttled