Uncategorized
- Chemistry
A new technique could make some plastic trash compostable at home
Embedding enzymes inside biodegradable plastics makes them truly compostable, which could mitigate the plastic waste problem.
By Carmen Drahl - Particle Physics
The already tiny neutrino’s maximum possible mass has shrunk even further
At less than an electron volt, neutrinos are by far the most lightweight massive particles known, a new measurement confirms.
- Astronomy
Neutron stars may not be as squishy as some scientists thought
NASA’s NICER X-ray telescope finds that the most massive known neutron star has an unexpectedly large diameter.
- Science & Society
Videocalling needed more than a pandemic to finally take off. Will it last?
Zoom and social distancing ushered in the futuristic videophone fantasy AT&T wanted and consumers rejected for decades.
- Health & Medicine
50 years ago, scientists claimed marijuana threatened teens’ mental health
In the 1970s, scientists linked pot use to mental health woes in teens. Such concerns have helped keep the drug illegal for teens for 50 years.
By Mike Denison - Health & Medicine
Here’s what we know about B.1.1.7, the U.S.’s dominant coronavirus strain
Studies show the variant is more contagious and may cause more severe COVID-19 overall. But vaccines still work against B.1.1.7.
- Planetary Science
NASA’s Ingenuity helicopter made history by flying on Mars
An autonomous helicopter just lifted itself into the air on Mars, marking the first time a vehicle has flown on a planet other than Earth.
- Planetary Science
How the laws of physics constrain the size of alien raindrops
Physics limits the size of raindrops, no matter what they’re made of or what planet they fall on.
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Enchanted by black holes? We are, too
Editor in chief Nancy Shute discusses the new image of a black hole's magnetic fields and our coverage of the enchanting beasts over the years.
By Nancy Shute - Health & Medicine
People with rare blood clots after a COVID-19 jab share an uncommon immune response
AstraZeneca’s and J&J’s shots are linked to antibodies that spark clots. Knowing that lets doctors ID cases and get patients the right treatment.
- Science & Society
A new book explores how military funding shaped the science of oceanography
In ‘Science on a Mission,’ science historian Naomi Oreskes argues that funding from the U.S. Navy both facilitated and stymied marine research.