Linus Torvalds Went Six Days Without Electricity, Swears Smaller 5.12 Kernel Is Co-Incidental

Linux overlord Linus Torvalds has revealed that inclement weather in the USA meant he recently endured six electricity-free days in his Portland, Oregon, home during which he was unable to tend to the kernel. As a result he therefore pondered adding an extra week to the merge window for version 5.12 of the Linux kernel. The Register reports: “As you can…

What is a quasar?

A quasar is an extremely bright and distant point-like source visible to radio telescopes. The source is a so-called Active Galactic Nucleus, fueled by a supermassive black hole. Source: https://earthsky.org/astronomy-essentials/definition-what-is-a-quasar…

America Authorizes Johnson & Johnson’s COVID-19 Vaccine For Emergency Use

America’s Food and Drug Administration just authorized Johnson & Johnson’s COVID-19 vaccine for emergency use, according to CBS News. “The vaccine is the third to be approved for use in the United States, and the first that requires only one shot…” Among people who got the vaccine in clinical trials, there were no COVID-related deaths. Phase 3 clinical trials also showed…

Perseverance saw its own descent stage crash

The Mars rover images a plume of debris from the impact of the descent stage that helped the spacecraft land safely on the red planet. Source: https://earthsky.org/todays-image/photo-mars-perseverance-descent-stage-smoke-plume…

SolarWinds’ Former CEO Blames Intern for ‘solarwinds123’ Password Leak

“Current and former top executives at SolarWinds are blaming a company intern for a critical lapse in password security that apparently went undiagnosed for years,” reports CNN. The password in question, “solarwinds123,” was discovered in 2019 on the public internet by an independent security researcher who warned the company that the leak had exposed a SolarWinds file server… It is still…

Cosmic ray originated in cataclysmic event

Astronomers found a high energy neutrino – a cosmic ray – that apparently originated during a “tidal disruption event,” that is, when a supermassive black hole shredded a distant star. Source: https://earthsky.org/space/origin-cosmic-ray-when-black-hole-shreds-star…

Perseverance rover gives high-definition panoramic view of landing site

NASA’s Mars 2020 Perseverance rover got its first high-definition look around its new home in Jezero Crater on Feb. 21, after rotating its mast, or “head,” 360 degrees, allowing the rover’s Mastcam-Z instrument to capture its first panorama after touching down on the Red Planet on Feb 18. It was the rover’s second panorama ever, as the rover’s Navigation Cameras, or…

Best observing targets for binoculars

What are the best solar system and deep-sky objects to view to get the most out of your binoculars? From moon-encircled worlds to starry knots in the Milky Way, our list makes the sky’s wonders easy to find. Source: https://earthsky.org/astronomy-essentials/best-targets-for-binoculars-moon-planets-nebula-clusters…

Start-up founder Mary-Brenda shares how learning can empower you to discover a world without limits

Meet Mary-Brenda! She is an entrepreneur and founder of a social impact start-up focused on expanding access to affordable, clean energy throughout Nigeria. She is also a lifelong learner with ambitious academic goals and a thirst for new skills and knowledge that she can apply to make a positive impact in the world. She ultimately […]
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