From the great ocean liner's construction to its sinking to its discovery on the ocean floor, the key moments in Titanic's history
The Red Planet may have once been home to an ocean
What will scientists find in Antarctica's ancient Lake Vostok?
A century ago a great ship struck an iceberg and sank, earning a permanent place among the stories we tell—and lessons we should learn
A global effort to turn off the lights for an hour has yet to catch on in America
Tata Motors hopes to release its compressed-air car in India by August. Larry Greenemeier reports
A complete report on extreme weather from the IPCC suggests a future of more natural disasters
As the world's human population moves to cities, how cities grow may well determine the fate of the planet
Sylvia Earle and other experts brainstorm ways to make the planet more sustainable and secure
Test your local water and share the results globally
An Australian researcher wonders "where on Earth are we going?"
Pupfish, Downfish: Subterranean Tsunami Gives Vertical Shakes to the Water-Hole Home of Endangered Fishes
Watch never-captured footage of a seismic wave rocking the whole pool at Nevada's famed Devils Hole
German researchers suggest that greenhouse gas emissions from human activity are linked to an increase in extreme weather events
Artist Charles R. Knight drew on his vast experience depicting living animals to bring prehistoric creatures to life—a practice that made him keenly aware of the finality of extinction...
By encouraging and discouraging certain animals, human noise has an effect on vegetation. David Biello reports
Findings help to explain how microbes programme a developing immune system
Mexico City survives earthquake relatively unscathed despite its sensitive location.
Scientists have debated whether climate change or human activity wiped out the world's megafauna. In Australia new evidence points to hunting--and only hunting
Experimenting with plant lignin as a replacement for lithium and other metals, scientists create a rechargeable battery--but much work lies ahead to translate it into a usable power source...