Uncategorized
- Animals
A year after Australia’s wildfires, extinction threatens hundreds of species
As experts piece together a fuller picture of the scale of damage to wildlife, more than 500 species may need to be listed as endangered.
- Health & Medicine
People fully vaccinated against COVID-19 can socialize without masks, CDC says
Two weeks after their final COVID-19 shot, people can visit other vaccinated people indoors without masks or physical distancing.
- Animals
A sea slug’s detached head can crawl around and grow a whole new body
Chopped-up planarians regrow whole bodies from bits and pieces. But a sea slug head can regrow fancier organs such as hearts.
- Animals
Delve into the history of the fight for Earth’s endangered creatures
The new book ‘Beloved Beasts’ chronicles past conservation efforts as a movement and a science, and explores how to keep striding forward.
- Physics
A magnetic trap captures elusive ultracold plasma
Pinning plasma within a set of magnetic fields offers physicists a new way to study clean energy, space weather and the inner workings of stars.
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Genetic medicine is fraught with ethical challenges
Editor in chief Nancy Shute discusses coverage of the ethical questions around genetics and precision medicine.
- Earth
To understand how ‘night-shining’ clouds form, scientists made one themselves
A rocket, a bathtub’s worth of water and a high-altitude explosion reveal how water vapor cools the air to form shiny ice-crystal clouds.
- Astronomy
Andromeda’s and the Milky Way’s black holes will collide. Here’s how it may play out
Supermassive black holes in the Milky Way and Andromeda will engulf each other less than 17 million years after the galaxies merge, simulations show.
- Health & Medicine
COVID-19 has exacerbated a troubling U.S. health trend: premature deaths
The pandemic played into already rising death rates from obesity, drugs, alcohol and suicide.
- Health & Medicine
Most pro athletes who got COVID-19 didn’t develop heart inflammation
Few professional athletes developed heart inflammation after a bout of COVID-19, but how the findings relate to the general public isn’t clear.
- Neuroscience
Catnip repels insects. Scientists may have finally found out how
The plant deters mosquitoes and fruit flies by triggering a chemical receptor that, in other animals, senses pain and itch.
