Uncategorized
- Space
News Brief: Latest supernova is also super-brightest
The light from stellar fireworks in a galaxy far, far away has just reached Earth. It comes from a star that exploded in a massively bright flash.
- Planets
Scientists Say: Satellite
When we think of satellites, we often think of objects we send into space from Earth. But most satellites are actually all natural.
- Planets
Hello, Pluto!
Here's a collection of our stories about your favorite dwarf planet — including those on the New Horizons flyby.
- Planets
Visiting Pluto
Pluto has long been little more than a dark spot in the sky. Now NASA’s New Horizons spacecraft is about to fly by this dwarf planet. Along the way, it will collect unprecedented data on it.
- Space
Students sent instrument to Pluto
The student-built dust counter on NASA’s New Horizons spacecraft is measuring how much grit and debris orbits out beyond Neptune.
- Health & Medicine
How this vitamin can foster pimples
Oh no! Vitamin B12 can cause skin bacteria to secrete chemicals that cause zits.
- Planets
Super-earths not a place for plate tectonics
Plate tectonics build big mountain ranges on Earth. But super-Earths would be too big for such movements to occur, a study finds.
- Computing
Robo-roach squeezes through tight spaces
An arched shell helps a new cockroach-inspired robot move through an obstacle course with relative ease.
- Health & Medicine
Scientists Say: Zoonosis
Sometimes diseases in people come from animals. These diseases have a special name.
- Climate
The heat that keeps on giving
Burning fossil fuels generates heat and carbon dioxide. That pulse of heat is quickly exceeded by the warmth that carbon dioxide traps in Earth’s atmosphere.
- Animals
DNA in ivory pinpoints elephant poaching hot spots
Thousands of elephants have been killed for their ivory tusks. A new study used DNA in ivory to trace where most of the killings happen.
- Tech
This battery stretches without losing oomph
Engineers have made a durable lithium-ion battery that can stretch to 150 percent of its original length. One day it could power wearable electronics.
