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This material could camouflage objects from infrared cameras: Made of samarium nickel oxide, the thin coating “hides temperature information of surfaces from infrared cameras,” and could therefore be used as a privacy shield, says applied physicist Mikhail Kats of the University of Wisconsin–Madison.
sciencenews.org/article/new-ma

🐤 twitter.com/ScienceNews/status

Just how there is a movement among IT professionals for Free and Open-Source Software (), books and research papers must also be free (to obtain, distribute) and open for all. and must not be considered 'illegal' and piracy websites. They must be endorsed and celebrated by all. And (more) mainstream scholars must make their works free.
That said, scholars should have the right to get credit for their intellectual work -- just how Linus Torvalds gets acknowledged for creation of the Linux kernel -- but intellectual works must be made open and free for all.

Astronomers Have Tracked a Repeating Radio Signal Across Space to an Unexpected Origin
sciencealert.com/that-newly-di
The origin of this repeating signal is a spiral galaxy, located 500 million light-years from Earth, making it the closest known source of what we call fast radio bursts (FRBs) yet.

Initially, Torvalds wanted to call the kernel he developed Freax (a combination of "free", "freak", and the letter X to indicate that it is a Unix-like system), but his friend Ari Lemmke, who administered the FTP server where the kernel was first hosted for download, named Torvalds's directory linux.[45]
en.m.wikipedia.org/wiki/Linus_

What is the best textbook you have ever studied for any subject (preferably for a STEM subject)?

Happy Perihelion Day 2020! Earth Is Closest to the Sun Today
space.com/amp/earth-perihelion

Keep in mind that Earth's tilted axis creates the seasons, not its distance from the sun.

In a first, astronaut with blood clot treated by doctors on Earth
thehindu.com/sci-tech/science/
This could be critical for the health of astronauts during future space exploration missions to the moon and Mars

शान्तितुल्यं तपो नास्ति, न सन्तोषात् परं सुखम्।
न तृष्णायाः परो व्याधिः, न च धर्मो दयापरः॥

There is no endeavor nobler than peace,
no pleasure bigger than contentment,
no disease worse than greed,
and there is no duty higher than compassion.

確実な せよ 行動を あなたは、
実行は より優れている 実に 不実行より
体調でさえも そして 達成するはずがない 不実行が

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