News
- Science & Society
Black, Hispanic and female police use force less often than white male officers
A case study of Chicago policing suggests that diversifying to include more Black, Hispanic and female officers may improve how civilians are treated.
- Earth
Fin whale songs can reveal hidden features of the ocean floor
Fin whale calls can penetrate into Earth’s crust, offering scientists a new way to study the properties of the ocean floor.
- Life
Meatier meals and more playtime might reduce cats’ toll on wildlife
Outdoor cats kill billions of birds and mammals each year. Simply satisfying their need to hunt or supplementing their diets could lessen that impact.
- Archaeology
Humans made a horn out of a conch shell about 18,000 years ago
Ancient find may have sounded off during rituals in a cave adorned with wall art.
- Earth
A drop in CFC emissions puts the hole in the ozone layer back on track to closing
After a recent bump in illicit CFC-11 pollution, emissions of the ozone-destroying chemical are back down to pre-2013 levels.
- Life
A reeking, parasitic plant lost its body and much of its genetic blueprint
The Sapria himalayana flower's extreme parasitic lifestyle inside the body of its host has left a bizarre imprint on its genome.
- Quantum Physics
‘Designer molecules’ could create tailor-made quantum devices
Scientists are making molecules suited to a variety of quantum tasks by building them up, atom by atom.
- Earth
Three things to know about the disastrous flood in India
The flood, which killed at least 30 people, may have been caused by a collapsing glacier or a landslide, with climate change possibly playing a role.
- Earth
Fossil mimics may be more common in ancient rocks than actual fossils
Evidence of early life may be harder to preserve than pseudofossils — structures that form abiotically but resemble living remnants.
- Earth
The birth of a lightning bolt was caught on video
High-speed imagery shows the formation of an electrical connection between opposing currents, offering new insight into how these flashes form.
- Health & Medicine
How coronavirus variants may drive reinfection and shape vaccination efforts
New coronavirus variants could infect people who have already recovered from COVID-19 or been vaccinated, but there are still many unknowns.
- Health & Medicine
The animals that ticks bite in the U.S. South can impact Lyme disease spread
Ticks in the north primarily attach to mice, which do a good job of infecting them with Lyme bacteria, setting up the spread to people.
