Uncategorized
- Chemistry
Scientists Say: Precipitation
Chemicals can dissolve into a solution, but when they come out, they precipitate.
- Animals
Picture This: Plesiosaurs swam like penguins
A computer model suggests plesiosaurs — ancient marine reptiles — swam like penguins, using front flippers for power and back flippers for steering.
- Tech
Powered by poop and pee?
Scientists are developing methods to not only remove human waste from wastewater, but also to harness the energy hidden within it.
- Animals
Bugs that call your house home
A survey of North Carolina homes found hundreds of species of insects, arachnids and other arthropods. Most, though, were harmless.
- Math
Hunt is on for new Planet Nine
Lots of clues point to the likelihood that a mystery planet lurks in the outer suburbs of our solar system. Math and the screening of old photos may turn it up.
- Earth
Bright night lights, big science
When the northern lights flare, blame the sun. Scientists say auroras “surge” when energy from solar wind builds up on the night side of the Earth.
- Brain
Zika worries go global
The World Health Organization says the devastating birth defects and brain disorders linked to the Zika virus are an international health emergency.
- Chemistry
Olive oil untangles plastic
Vegetable oils can make plastic fibers stronger. And the process is safer and better for the environment than other detanglers.
- Earth
Tracking warfare by ‘Earth shakes’
Geophysicists are discovering how weapons shake, rattle, and roll the Earth. What they’re learning might one day help win wars.
- Brain
Scientists Say: Amusia
When you can’t carry a tune, you might have amusia, a brain disorder where people can’t tell one note from another.
- Chemistry
New bendy device could power wearable electronics
A new device with lithium and silicon electrodes uses chemistry to generate electricity as it bends back and forth.
- Health & Medicine
Cool Jobs: Making electronics to wear
Forget tablets and cell phones. These flexible electronic devices stick to the skin and can perform many tasks, from taking your temp to tracking the sun’s tanning rays.
