A new technique uses remote images to gauge the strength of ancient and active rivers beyond Earth
Rivers have flowed on two other worlds in the solar system besides Earth: Mars, where dry tracks and craters are all that's left of ancient rivers and lakes, and Titan, Saturn's largest moon, where rivers of liquid methane still flow today......»»
A look at the past suggests atmospheric rivers inundating California could get worse
A team of paleoclimatologists with the U.S. Geological Survey, NASA Ames Research Park, has found that atmospheric rivers in the past have dumped far more rain on California than those that have occurred over the past two years......»»
Weak magnetic field may have supported diversification of life on Earth
An unusual reduction in the strength of Earth's magnetic field between 591 and 565 million years ago coincided with a significant increase in the oxygen levels in the atmosphere and oceans, according to a paper published in Communications Earth & Env.....»»
NASA says Artemis II report by its inspector general is unhelpful and redundant
"The redundancy in the above recommendations does not help." Enlarge / Orion, the Moon, and Earth in one photo in December 2022. (credit: NASA) NASA's acting inspector general, George A. Scott, released a report Wednesd.....»»
NASA seems unhappy to be questioned about its Artemis II readiness
"The redundancy in the above recommendations does not help." Enlarge / Orion, the Moon, and Earth in one photo in December 2022. (credit: NASA) NASA's acting inspector general, George A. Scott, released a report Wednesd.....»»
Email Microsoft didn’t want seen reveals rushed decision to invest in OpenAI
Microsoft CTO made a "mistake" dismissing Google's AI as a "game-playing stunt." Enlarge (credit: HJBC | iStock Editorial / Getty Images Plus) In mid-June 2019, Microsoft co-founder Bill Gates and CEO Satya Nadella recei.....»»
Dave & Buster’s is adding real money betting options to arcade staples
"Gamification layer" platform promises to streamline your friendly Skee-Ball wagers. Enlarge / It's a good thing this kid is too young to bet on Skee-Ball, because his dad is getting beat. (credit: Getty Images) Anyone w.....»»
Congress lets broadband funding run out, ending $30 low-income discounts
ACP gave out last $30 discounts in April; only partial discounts available in May. Enlarge (credit: Getty Images | Yuichiro Chino) The Federal Communications Commission chair today made a final plea to Congress, asking f.....»»
New computer algorithm supercharges climate models and could lead to better predictions of future climate change
Earth System Models—complex computer models that describe Earth processes and how they interact—are critical for predicting future climate change. By simulating the response of our land, oceans and atmosphere to manmade greenhouse gas emissions,.....»»
Satellite images of plants" fluorescence can predict crop yields
Cornell researchers and collaborators have developed a new framework that allows scientists to predict crop yield without the need for enormous amounts of high-quality data—which is often scarce in developing countries, especially those facing heig.....»»
AM radio law opposed by tech and auto industries is close to passing
A recent test of the emergency alert system found only 1 percent got it via AM. Enlarge / Congress provides government support for other industries, so why not AM radio? (credit: Getty Images) A controversial bill that.....»»
Supreme Court decides not to block Texas law that age-gates porn websites
Court denies application for a stay but could still hear challenge to the law. Enlarge (credit: Getty Images | PA Thompson) The US Supreme Court yesterday denied a request to block a Texas law that requires age-verificat.....»»
ChatGPT shows better moral judgment than a college undergrad
Take the "Moral Turing Test" yourself to see whether you'd trust "artificial" moral advice. Enlarge / Judging moral weights (credit: Aurich Lawson | Getty Images) When it comes to judging which large language models are.....»»
CenturyLink left users with no service for two months, then billed them $239
Yet again, CenturyLink failed to fix a long outage until Ars emailed the company. Enlarge (credit: Aurich Lawson | Getty Images) Telecom provider CenturyLink left a couple in Oregon without landline phone service for two.....»»
Daily Telescope: The Horsehead Nebula as we’ve never seen it before
Webb delivers with a new look on an iconic classic. Enlarge / The James Webb Space Telescope has captured the sharpest infrared images to date of one of the most distinctive objects in our skies, the Horsehead Nebula. (credit:.....»»
Europe’s ambitious satellite Internet project appears to be running into trouble
The devil, as always, is in the details. Enlarge / EU Commissioner for Internal Market Thierry Breton wants Europe to have its own secure satellite communications network. (credit: Thierry Monasse/Getty Images) It has be.....»»
Start today: Save with Dell and shape a more sustainable future for us all
The Dell sustainability mission for Earth Day 2024 means you can save while also remaining eco-conscious, something we desperately need in today's world......»»
Mysterious “gpt2-chatbot” AI model appears suddenly, confuses experts
Mystery LLM highlights transparency issues in AI testing. Enlarge (credit: Getty Images) On Sunday, word began to spread on social media about a new mystery chatbot named "gpt2-chatbot" that appeared in the LMSYS Chatbot.....»»
AWS S3 storage bucket with unlucky name nearly cost developer $1,300
Amazon says it's working on stopping others from "making your AWS bill explode." Enlarge / Be careful with the buckets you put out there for anybody to fill. (credit: Getty Images) If you're using Amazon Web Services and.....»»
Health care giant comes clean about recent hack and paid ransom
Ransomware attack on the $371 billion company hamstrung US prescription market. Enlarge (credit: Getty Images) Change Healthcare, the health care services provider that recently experienced a ransomware attack that hamst.....»»
Binance’s billionaire founder gets 4 months for violating money laundering law
US prosecutors sought 3-year sentence for Binance founder Changpeng Zhao. Enlarge / Former Binance CEO Changpeng Zhao arrives at federal court in Seattle for sentencing on Tuesday, April 30, 2024. (credit: Getty Images | Changpen.....»»