Yves Adams took this photo of a rare yellow penguin on South Georgia Island in December 2019. It went viral this month. “It seems we are in desperate need for some mellow yellow news!” Adams said. Source: https://earthsky.org/todays-image/photograph-yellow-penguin…
Tag: lifetime
Can you see Canopus, the 2nd-brightest star?
Here’s how to spot Canopus, the 2nd-brightest star in the sky as seen from Earth, on February evenings. Source: https://earthsky.org/brightest-stars/few-know-the-second-brightest-star-canopus…
The 1st sign of intelligent life beyond Earth?
Physicist Avi Loeb of Harvard believes we should take seriously the idea that ‘Oumuamua – the 1st known object to pass through our solar system from interstellar space – might have been created by an alien civilization. His new book is called “Extraterrestrial.” Source: https://earthsky.org/space/book-avi-loeb-extraterrestrial-1st-sign-of-intelligent-life…
Are We Slowing Global Warming?
This week New York Magazine featured a new article by journalist David Wallace-Wells about the state of the fight against global warming. He warns that “Already, the planet is warmer, at just 1.2 degrees, than it has ever been…” But there’s also some good news:
Just a half-decade ago, it was widely believed that a “business as usual” emissions path would bring…
Iodine thruster could help clear space junk
A commercial nanosat called SpaceTy Beihangkongshi-1 – launched November 2020 – has successfully used an iodine thruster to change its orbit around Earth. This new thruster might help clear space junk by steering small satellites, at the end of their missions, back into Earth’s atmosphere where they’d burn up. Source: https://earthsky.org/space/iodine-thruster-might-help-clear-space-junk…
Penn State Engineers Are Developing An Inexpensive, Thermally-Modulated Battery For Electric Cars
schwit1 shares a report from Penn State University: Range anxiety, the fear of running out of power before being able to recharge an electric vehicle, may be a thing of the past, according to a team of Penn State engineers who are looking at lithium iron phosphate batteries that have a range of 250 miles with the ability to charge in…
Newly found Comet Leonard might become 2021’s brightest
The first comet to be found in 2021 – labeled C/2021 A1 (Leonard) – might become the brightest comet of this year! Charts and more info here. Source: https://earthsky.org/astronomy-essentials/bright-comet-c-2021-a1-leonard-2021-2022…
Zookeepers mourn death of world’s oldest orangutan
The world’s oldest known orangutan, a 61-year-old Sumatran female called Inji, has died at Oregon Zoo, ending a lifetime of inspiring visitors to care about her kind. Source: https://www.livescience.com/worlds-oldest-orangutan-dies.html
How will the U.S. space program fare under Joe Biden?
Joe Biden is the United States presidential election winner, but his plans for NASA remain unclear. And while citizens digest the election results, the space industry is left wondering what comes next. Source: https://earthsky.org/human-world/how-will-the-u-s-space-program-fare-under-joe-biden…
Scientists and Philosopher Team Up, Propose a New Way To Categorize Minerals
An anonymous reader shares a report: Some diamonds were formed billions of years ago in space as the carbon-rich atmospheres of dying stars expanded and cooled. In our own planet’s lifetime, high-temperatures and pressures in the mantle produced the diamonds that are familiar to us as gems. 5,000 years ago, a large meteorite that struck a carbon-rich sediment on Earth produced…