Elon Musk denies a report accusing him of sexual misconduct on a SpaceX jet The SpaceX CEO disputes a report alleging that his company settled a sexual misconduct claim for $250,000, after he exposed himself and propositioned a flight attendant. Bill Chappell
Ermias Kebreab: What do seaweed and cow burps have to do with climate change? Each year, one cow can belch 220 pounds of the greenhouse gas methane. Animal scientist Ermias Kebreab experimented with alternative cow diets and found a surprising solution: seaweed. Rachel Faulkner
Jamie Beard: How can we tap into the vast power of geothermal energy? Geothermal energy is a clean, renewable, nearly limitless energy source. Technologist Jamie Beard wants us to use more of it — and to do that, she's recruiting experts from the fossil fuel industry. Manoush Zomorodi
Andrew Dent: How everyday materials can make innovative new products Materials scientist Andrew Dent takes us on a tour of the "materials library" where companies can find existing materials to reuse in their products—from chewing gum, to fish scales, to cow manure. Manoush Zomorodi
A delivery robot creates a poetic moment in the woods of England Matthew McCormack, a history professor in Northampton, U.K., encountered something unexpected while cycling in the woods: a wandering delivery robot. Jaclyn Diaz
Canada bans China's Huawei Technologies from 5G networks Wireless carriers in Canada have been banned from installing Huawei equipment in their high-speed 5G networks, as the country joined allies in banning the giant Chinese technology company. The Associated Press
More than 90,000 hoverboards sold in the U.S. are being recalled over safety concerns A software glitch can send power to the device's motor even when the rider is not actively engaging the hoverboard. Bill Chappell
Twitter aims to crack down on misinformation, including misleading posts about Ukraine Twitter is stepping up its fight against misinformation with a new policy cracking down on posts that spread potentially dangerous false stories. The Associated Press
Grubhub offered free lunches in New York City. That's when the chaos began Yesterday was a bad day for Grubhub. The food delivery service launched a free lunch promotion for people in New York City. And spoiler alert: it backfired. Manuela López Restrepo
Elon Musk says doubt about spam accounts could doom Twitter deal Tesla CEO Elon Musk says his deal to buy Twitter can't move forward unless the company shows public proof that less than 5% of the accounts on the social media platform are fake or spam. The Associated Press
