Here’s how NASA will safely land a $2.7 billion rhino-sized rover in a dangerous Martian crater

When NASA’s $2.7 billion Perseverance rover plunges like a meteor into the Martian atmosphere on Thursday (Feb. 18), it will put on a show unlike any before in the five-decade history of Red Planet exploration. Source: https://www.livescience.com/perseverance-landing-sequence.html

Supercomputer turns back cosmic clock

Astronomers have tested a method for reconstructing the state of the early universe by applying it to 4000 simulated universes using the ATERUI II supercomputer at the National Astronomical Observatory of Japan (NAOJ). They found that together with new observations, the method can set better constraints on inflation, one of the most enigmatic events in the history of the universe. The…

Moon’s largest crater holds clues about early lunar mantle

Despite our long history with Earth’s closest celestial neighbor, much remains unknown about the moon, including about asymmetries between its near side and far side, for example, in crustal thickness and evidence of volcanic activity. Source: https://phys.org/news/2021-02-moon-largest-crater-clues-early.html…

What is the Milky Way?

When someone says “Milky Way,” do you think of the starry pathway across our sky, or of the great pinwheel-shaped galaxy in space? Both are correct! Source: https://earthsky.org/astronomy-essentials/what-is-the-milky-way-galaxy…

Best Story Wins

Morgan Housel, on the art and power of storytelling: C. R. Hallpike is a respected anthropologist who once wrote a review of a young author’s recent book on the history of humans. It states: “It would be fair to say that whenever his facts are broadly correct they are not new, and whenever he tries to strike out on his own…

WHO Investigators Now Believe Cornavirus was ‘Circulating Widely’ in Wuhan in December

“Investigators from the World Health Organization (WHO) looking into the origins of coronavirus in China have discovered signs the outbreak was much wider in Wuhan in December 2019 than previously thought,” reports CNN, “and are urgently seeking access to hundreds of thousands of blood samples from the city that China has not so far let them examine.” The lead investigator for…

WHO Investigators Now Believe Coronavirus was ‘Circulating Widely’ in Wuhan in December

“Investigators from the World Health Organization (WHO) looking into the origins of coronavirus in China have discovered signs the outbreak was much wider in Wuhan in December 2019 than previously thought,” reports CNN, “and are urgently seeking access to hundreds of thousands of blood samples from the city that China has not so far let them examine.” The lead investigator for…

How Our Brutal Science System Almost Cost Us a Pioneer of mRNA Vaccines

Long-time Slashdot reader theodp writes: As the first COVID-19 vaccines arrived at Penn Medicine last year, Penn Today reported with great pride, “It was mRNA research conducted at Penn—by Drew Weissman, a professor of Infectious Diseases, and Katalin Karikó, an adjunct associate professor—that helped pave the way for the development of the Pfizer-BioNTech and Moderna COVID vaccines.” While Weissman and Karikó…