Uncategorized
- Animals
The Sonoran Desert toad can alter your mind — it’s not the only animal
Their psychedelic and other potentially mind-bending compounds didn't evolve to give people a trip.
- Climate
There’s good and bad news with California’s electric vehicle program
The electric vehicle program is reducing carbon dioxide emissions but also shifting the pollution burden to the state’s most disadvantaged communities.
- Space
50 years ago, cosmic rays may have caused Apollo astronauts to see lights
Apollo astronauts reported seeing flashes of light where there were none. Fifty years later, the flashes still mess with modern astronauts’ vision.
- Life
In one lake deep under Antarctica’s ice, microbes feast on ancient carbon
Microorganisms living in a lake beneath the ice sheet in West Antarctica feed on ocean carbon that was deposited 6,000 years ago.
- Astronomy
A reappearing supernova offers a new measure of the universe’s expansion
Supernova Refsdal blew up once but burst into view at least five times. The timing of its appearances provides clues to how fast the universe is growing.
- Paleontology
‘Thunder beast’ fossils show how some mammals might have gotten big
Rhinolike mammals called brontotheres repeatedly evolved into bigger and smaller species, a fossil analysis shows. The bigger ones won out over time.
- Animals
Why some hammerhead sharks seem to ‘hold their breath’ during dives
Scalloped hammerhead sharks in Hawaii seem to limit the use of their gills during deep dives to prevent losing heat to their surroundings.
- Physics
Science explains why shouting into the wind seems futile
Sending a sound upwind, against the flow of air, makes the sound louder due to an acoustical effect called convective amplification. Sound sent downwind is quieter.
- Tech
A flower-shaped soft robot could make brain monitoring less invasive
Once inserted in the skull, the device unfurls flexible sensors that can monitor the brain's electrical activity less invasively than current methods.
- Life
The new human pangenome could help unveil the biology of everyone
The deciphered DNA includes never-before-explored parts of the genome and better represents the genetic diversity of all humans.
- Life
Ancient giant eruptions may have seeded nitrogen needed for life
A new study bolsters the idea that on the young Earth volcanic lightning may have provided some materials that made it possible for life to emerge.
- Health & Medicine
San Francisco airport will monitor plane waste for COVID-19 variants
The airport, working with the CDC and a biotech company, will be the first in the United States to regularly test plane sewage.
