News
- Chemistry
This eco-friendly glitter gets its color from plants, not plastic
Using cellulose extracted from wood pulp, researchers have created a greener alternative to traditional glitter.
- Science & Society
How missing data makes it harder to measure racial bias in policing
Police officers rarely record nonevents, such as drawing a gun without firing. Failing to account for that missing information can obscure racial bias.
- Space
An ancient exploding comet may explain why glass litters part of Chile
A 75-kilometer-long corridor of chunks of glass in the Atacama Desert probably formed when a comet exploded 12,000 years ago, a study finds.
- Physics
New high-speed video reveals the physics of a finger snap
Inspired by the infamous snap of the Avengers rival Thanos, scientists set out to investigate the physics behind finger snapping.
- Astronomy
Distant rocky planets may have exotic chemical makeups that don’t resemble Earth’s
Elements sprinkled on white dwarf stars suggest that the mantles of faraway rocky worlds differ greatly from their counterparts in our solar system.
- Earth
Scientists are racing to save the Last Ice Area, an Arctic Noah’s Ark
The Last Ice Area may be the final refuge for summer sea ice and the creatures that depend on it. Saving it is an ambitious goal with many hurdles.
- Animals
Climate change may be shrinking tropical birds
Scientists had previously found that migratory birds are getting smaller as temperatures rise. Dozens of tropical, nonmigratory species are too.
- Earth
A mineral found in a diamond’s flaws contains the source of some of Earth’s heat
A mineral theorized to exist in the mantle was found hiding in a diamond. Dubbed davemaoite, it could explain where some of Earth’s heat comes from.
- Health & Medicine
No, COVID-19 vaccines won’t make you infertile
Contrary to misinformation spread by Aaron Rodgers and Nicki Minaj, neither the Pfizer, Moderna nor J&J vaccines cause infertility, data show.
- Space
A stunning simulation re-creates how M87’s black hole launches plasma jets
Two jets, thousands of light-years long, are re-created in a computer simulation, which suggests that M87’s black hole must be spinning rapidly.
- Materials Science
Researchers have unlocked the secret to pearls’ incredible symmetry
Understanding the structural secrets of how mollusks form symmetrical pearls could inspire more optimal materials for solar panels and space travel.
- Life
Some songbirds now migrate east to west. Climate change may play a role
In recent decades, more Richard's pipits are wintering in Europe than before. It may signal the establishment of a totally new migration route.
