Improving Geothermal
Chemical innovations could make geothermal power a bigger player in alternative energy.
Podcast
Staring into space, assessing ocean health via satellite, teaching robots to smile, and the dangers of cancer in wildlife.
Rammed Earth
The right amount of water can make a green building material super-sturdy.
Plankton Imaging
Satellite instruments can measure the health of the ocean's tiny - but vital - phytoplankton.
Lamprey Contraception
An evolutionary quirk in the sex hormones of sea lamprey could help bring the destructive Great Lakes invader under control.
Green Cows & Trees Roundup
Today's cows are more efficient than those of 50 years ago.
Drugs & Toxins Roundup
The overuse of antibiotics is not only bad for us, it's bad for the environment.
Prairie Dog Alarms
Prairie dogs have different alarms calls for predators of different colors and different species.
Podcast
SOUNDS & SIGNALS: Prairie dogs sound the alarm, turning bed bugs against themselves, bird songs vary by climate, and improving forensic voice comparison.
Birdsong & Climate
Birds that live in more variable climates sing more sophisticated songs.
Podcast
NEWS FROM SPACE: Mercury's mystery side unveiled, to be or not to be a supernova, and the environmental considerations of expanding space exploration.
Cow Methane
Geneticists say cattle can be bred to be more environmentally friendly.
Podcast
ANIMAL UPDATE: Frogs fight disease, species confusion, super spider silk, tenacious mosquitoes, better cows, and more.
Compact Fluorescent Lightbulbs
The amount of mercury in a CFL bulb does not pose much of an environmental hazard.
Podcast
HEARING & SOUND: Why hyenas are anything but funny. Can animals dance to a beat? Using sound to save the whales. And physical fitness worsens hearing, but estrogen improves it.
Drying Rivers
Climate change and other factors are drying up many of the world's rivers.
Paldoxins
A new kind of chemical can control crop-killing fungi with less environmental impact.
Rockets & Ozone
Possible increases in rocket launches could affect the Earth's protective ozone layer.
Omega-3 Roundup
Omega-3 fatty acids aren't just good for your heart. They could help save the planet.
Podcast
How to calculate the distance of stars, new uses for old rocks in the fight against global warming, and why video games might actually be good for your vision.
Coral Reef Roundup
Scientists are using microchips to help protect the world's corals.
Environment Roundup
Pollution from ships poses a significant health risk to people living in coastal areas.
Podcast
HEALTH: New vaccines provide instant immunity, Addiction and Parkinson's disease, the upside of salt, ship pollution threatens coastal residents, and more.
Space Ornithology
Finding better ways to track migrating animals could help predict and slow the spread of disease.