Physics
Experiment: Measure fake blood spatter
Future forensic scientists, get out your corn syrup and red food coloring! It’s time to fake a crime scene.
Energy
More Stories in Energy
- Planets
Listen to the crackle of ‘mini-lightning’ on Mars
Scientists suspected Mars had these zaps but had never detected them — until now. NASA’s Perseverance rover recorded them generated by dusty gusts.
- Tech
Scientists Say: Cryogenic
This deep-frozen field of science allows conservation biologists to preserve the DNA of endangered species and more.
- Physics
Energy may seem to disappear, but there’s a law against that
When a ball rolls to stop or a phone battery dies, it’s energy didn't vanish — it just morphed to another form. Energy is always conserved.
- Science & Society
Linking science to dance, culture and more expands who can take part
Through movement, sound, culture and community, some researchers are expanding the ways we learn, think about and communicate science and engineering.
- Physics
Scientists Say: Blue whirl
Four types of smaller flames create the perfect firestorm of elegantly efficient combustion.
- Physics
New theory may at last explain a swamp’s ghostly will-o’-the-wisps
Chemists have spotted tiny zaps of electricity moving between “swamp-gas” bubbles. Could they ignite methane gas to glow as dancing blue flames?
- Tech
Pickleballs inspire a new way to reduce drag on vehicles
Dimples in a skin can be adjusted on demand to reduce drag or to steer where a vehicle goes.
- Physics
Here’s how rainwater might one day power some of your lights
In tests, the electricity that water droplets made was small, but kept a dozen LEDs lit. This tech might one day power clean energy for wet or rainy places.
- Physics
Can you Manu? It’s the science-backed way to max your splash
Forget belly flops and cannonballs. Manu jumps — pioneered by New Zealand’s Māori and Pasifika communities — make the biggest blasts.
