News
- Animals
Female green tree frogs have noise-canceling lungs that help them hear mates
When inflated, female green tree frog lungs resonate in a way that reduces sensitivity to the sounds of other species.
- Health & Medicine
People who have had COVID-19 might need only one shot of a coronavirus vaccine
Antibody levels in health care workers who had COVID-19 and got vaccinated were more than 500 times higher than those vaccinated but never infected.
- Materials Science
This soft robot withstands crushing pressures at the ocean’s greatest depths
An autonomous robot that mimics the adaptations of deep-sea snailfish to extreme conditions was successfully tested at the bottom of the ocean.
- Environment
‘Green’ burials are slowly gaining ground among environmentalists
Researchers asked older environmental activists what they planned to do with their bodies after death. Many were unaware of “green” burial options.
- Paleontology
Predatory octopuses were drilling into clamshells at least 75 million years ago
Holes found in ancient clams reveal that octopuses have been drilling into their prey for at least 25 million years longer than was previously known.
- Archaeology
An ancient dog fossil helps trace humans’ path into the Americas
Found in Alaska, the roughly 10,000-year-old bone bolsters the idea that early human settlers took a coastal rather than inland route.
- Health & Medicine
What you need to know about J&J’s newly authorized one-shot COVID-19 vaccine
Even as a third COVID-19 vaccine becomes available in the United States, questions remain over how well it works and if people will take it.
- Health & Medicine
Global inequity in COVID-19 vaccination is more than a moral problem
Wealthy countries are vaccinating at much higher rates than low-income countries. Such inequities could ultimately prolong the pandemic for all.
- Health & Medicine
Can a COVID-19 vaccine’s second dose be delayed? It’s complicated
New data indicate that delaying second doses of COVID-19 vaccines may still provide protection, but some scientists aren’t convinced it’s OK.
- Health & Medicine
COVID-19 vaccines may be ready for teens this summer
Vaccinating children against COVID-19 is a crucial step towards reaching herd immunity and returning to pre-pandemic life.
- Tech
A new laser-based random number generator is the fastest of its kind
A new laser’s chaotic light beam lets the device generate multiple number sequences at once, similar to throwing multiple dice at a time.
- Animals
A single male lyrebird can mimic the sound of an entire flock
The Australian birds, already famous for their impressive song-copying skills, appear to be replicating the sounds of a “mobbing flock” of birds.
