Waves and Their Applications in Technologies for Information Transfer
- Physics
Scientists Say: Diffraction
When liquid hits something it spatters, when light hits something, it scatters. The process is called diffraction.
- Animals
Spidey sense: They can hear you!
Surprise! At least some spiders can hear us. Even without eardrums, jumping spiders can still detect airborne sounds from across the room.
- Animals
Creative ways to help coral reefs recover
Coral reefs are under siege from threats ranging from climate change to explosives. But scientists are developing ways to rebuild reefs before they disappear.
- Earth
Water sensor quickly detects algal poison
A new sensor can detect poisons from harmful algae within minutes so that drinking-water plants can start timely treatments.
- Brain
Cool Jobs: Video game creators
Meet an engineer who worked on StarCraft II, an expert building a new kind of reality and a neuroscientist who uses games as brain therapy.
- Physics
Explainer: How heat moves
Energy moves through the universe one of three ways: conduction, convection and radiation. Only radiation can occur through empty space.
- Tech
Hot, hot, hot? New fabric could help you stay cool
A plastic fabric can let body heat escape efficiently, if the material is filled with tiny bubbles of just the right size
- Health & Medicine
‘Smart’ sutures monitor healing
Coatings added to the threads used to stitch up a wound let researchers use electrical signals to monitor a wound’s healing — even one covered by a bandage.
- Brain
Our eyes can see single specks of light
The human eye can detect a single photon. This discovery answers questions about how sensitive our eyes are. It hints at the possibility of using our eyes to study issues of quantum-scale physics.
- Planets
Jupiter’s Great Red Spot is really, really hot
The Great Red Spot, a storm churning on Jupiter for at least 150 years, may be helping to keep the planet warm, a new study finds.
- Health & Medicine
Nano medicines take aim at big diseases
Nanomedicines are new treatments and tools that are taking aim at disease from the cellular level. Medicine’s next big thing could be very teeny tiny.
- Animals
Got milk? Roach milk could be a new superfood
Scientists have just figured out the recipe for cockroach milk. And that could be a first step toward making it part of the human diet. Yum!
