All Stories
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Moderna and Pfizer vaccines appear to cut coronavirus spread
The vaccines are about 90 percent effective at blocking infection, which should cut spread of the virus. And at least one vaccine works well in teens.
- Science & Society
How schools can reduce excessive discipline of their Black students
Black middle- and high-school students miss four times as much school as white children due to suspensions. What might help shrink this discipline gap?
- Planets
Signs of a hidden Planet Nine in our solar system may be an illusion
Hints of the remote planet, also called Planet X, relied on clumped up orbits of bodies beyond Neptune. A new study suggests that clumping doesn’t exist.
- Climate
Changing climate now threatens northern lakes year round
Lakes in northern climes are getting warmer, and that’s not good for people, plants or animals.
- Health & Medicine
Brown bandages would help make medicine more inclusive
Peach-colored bandages label dark-skinned patients as unusual, says med student Linda Oyesiku. Brown bandages expand who’s seen as normal.
- Physics
Scientists Say: Radiation
Radiation is the motion of energy through space as waves or particles.
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Tiny spider uses silk to lift prey 50 times its own weight
Dropping the right silk let’s a spider haul mice, lizards and other giants up off the ground.
- Computing
5G promises new energy savings for digital tech
A new way to transmit wireless communications promises time and energy savings by using networks of smaller cells.
- Computing
Greening your digital life
The less electricity you use while playing video games or using your devices, the less impact you’ll have on climate change.
- Climate
COVID-19 cut pollution in 2020, warming the atmosphere
Pandemic-related lockdowns briefly warmed the planet. The reason: The cleaner air carried fewer planet-cooling aerosols.
- Physics
Let’s learn about light
Light is a form of energy that moves in waves. Some light comes in waves we can see. Other waves are invisible to us — but still affect our world.
- Math
Explainer: What is statistics?
Scientists use statistics to design studies, analyze data and evaluate uncertainty. You’ll find it in biology, climate change, medicine and more.
