It’s a spectacular achievement to rendezvous with an asteroid as it’s whizzing around the sun. It’s even more amazing to collect a sample. That’s what the Hayabusa2 spacecraft did in February 2019. Here’s what researchers learned. Source: https://earthsky.org/space/asteroid-ryugu-hayabusa2-findings…
Tag: Creative Commons
4 amazing astronomical discoveries from ancient Greece
The ancients made some jaw-dropping discoveries without modern technology. For example, the size of the moon. Source: https://earthsky.org/space/4-amazing-astronomical-discoveries-ancient-greece…
Insects have declined worldwide since 1925
A new study has offered the clearest indication yet of how insects all over the world are faring. The researchers studied data on the numbers and total weight of insects and arachnids (spiders and mites) sampled in 41 countries on five continents. Source: https://earthsky.org/earth/insects-declined-worldwide-since-1925…
Coronavirus genome like a shipping label that lets epidemiologists track where it’s been
Every time the virus copies itself it makes mistakes, creating a trail that researchers can use to build a family tree with information about where it’s traveled, and when. Source: https://earthsky.org/human-world/coronavirus-genome-epidemiologists-track…
British Museum Makes 1.9 Million Images Available For Free
The British Museum has revamped its online collections database, making over 1.9 million photos of its collection available for free online under a Creative Commons license. ianVisits reports: Under the new agreement the majority of the 1.9 million images are being made available for anyone to use for free under a Creative Commons 4.0 license. Users no longer need to register…
How coronavirus drifts through the air in microscopic droplets
Aerosols are the tiny particles of liquid and material that float around in our environment. When they come from an infected person, they may be a significant source of coronavirus transmission. The science of infectious aerosols. Source: https://earthsky.org/human-world/coronavirus-microscopic-droplets-infectious-aerosols…
Hubble celebrates its 30th anniversary
For 30 years, the NASA/ESA Hubble Space Telescope, launched April 24, 1990, has been snapping photos of distant stars, providing a time machine that has taken astronomers back to when the universe was less than a billion years old. Source: https://earthsky.org/space/hubble-30th-anniversary-video…
Coronavirus quarantine useful lessons for future space travel?
Understanding isolation’s effects on regular people, rather than those certified to have ‘the right stuff,’ will help prepare us for the future, whether another pandemic or interplanetary space travel. Source: https://earthsky.org/human-world/coronavirus-quarantine-useful-lessons-for-future-space-travel…
Today is the 50th anniversary of Earth Day
Today is the 50th anniversary of Earth Day, which catalyzed action to protect the environment, not just in the US but internationally. Source: https://earthsky.org/earth/first-earth-day-50th-anniversary-april22-2020…
What the coronavirus does to your body that makes it so deadly
How the coronavirus infects and how it makes people sick. Source: https://earthsky.org/human-world/what-covid19-coronavirus-does-to-body-that-makes-it-deadly…