
Wild Toads Saved from Killer Fungal Disease
But chemical treatment for chytrid infection may only work in specific habitats

Wild Toads Saved from Killer Fungal Disease
But chemical treatment for chytrid infection may only work in specific habitats

High Levels of Antibiotic Resistance Genes Found in Major Midwest Watershed
The South Platte River system picks up microbial genes for resistance to sulphonamide and tetracycline antibiotics as its waters flow past human settlements

What Is Killing South African Crocs?
Mass deaths of South Africa's Nile crocodiles puzzle biologists

Mud Flood: Indonesian Eruption Also Spewed Oil
An Indonesian mud volcano most likely triggered by oil drilling now may be bringing that same oil to the surface

Triggered Swarms: How Big Quakes Can Cause Small Quakes Far Away
A quake in Alaska sets off a series of rumbles in the U.S.

An Ear to the Stars
Despite long odds, astronomer Jill C. Tarter forges ahead to improve the chances of picking up signs of extraterrestrial intelligence

Allergen-Free Trees

Designing Trees
The same, often controversial gene-tweaking techniques that brought us pest-resistant fruits and vegetables now have a new target: trees

Where Biosphere Meets Geosphere
Microbes don't only affect other living things. They break down rock, construct mineral deposits and create by-products ranging from electrical currents to methane gas

California Heats Up over Natural Steam
Pumping water into the Geysers geothermal steamfield in Napa Valley will provide power companies with free steam energy and residents with possible earthquakes

Looking for Aliens
We often assume extraterrestrials will be smart enough to contact us. But what if they aren't? How do we find them then?

Healing Haze?
As politicians debate the potential merits of medical marijuana, scientists search for new ways to deliver this old drug

Cutting the Cord
For billions of years the sun has steadily provided vast amounts of energy. Are we ready to tap into this resource?

Moving Mountains
Volcanoes swell and collapse back down in what seem like great, heaving sighs. These movements may help scientists better predict eruptions

Volcanic Accomplice
Deadly impacts may have exacerbated massive eruptions

Glaciers, Not Floods, on Mars

The Oldest Rock on Earth

The Well-Rounded Flat Speaker

A Trace of the Corona
New images help to explain why the sun's atmosphere is hotter than its surface

Stifled Recall

Desert Fridge
Cooling foods when there's not a socket around

The Hard and the Soft