Matter

Celebrity scientist to be sealed in airtight box for experiment

Environment

For two days, British geologist Iain Stewart will be sealed in an air-tight, bedroom-sized container with only small plants to provide him with oxygen.

The World

Toxic Cars

How new technologies are bringing water to the developing world

The World

Iran pursues nuclear ambitions, produces yellowcake uranium

Environment
Ukraine

How will Russia respond to Ukraine’s military show of force?

Ukraine

How will Russia respond to Ukraine’s military show of force?

With Ukrainian troops attacking separatist-held government buildings in Slovyansk, and Moscow calling the action “criminal,” it’s no longer a question of will Russia respond.

The World

Giant plumes of oil in Gulf: how BP will stop the flow

Environment

Over the weekend, BP made major headway in containing the flow of oil still leaking from the site of the Deepwater Horizon wellhead, which ruptured back on April 20.

In Remote Spanish Town, a Glimmer of Hope in Tantalum

Lifestyle & Belief

Amid the wreckage of the Spanish economy there’s a small glimmer of hope in the waste of an old tin mine in northwestern Spain.

Mercury Hot Spots Around the World

Elevated levels of toxic mercury unveiled in 14 hotspots.

Germans stick to their bottled water as tap tries to gain foothold

Global Politics

Germans love their bottled water: still, fizzy, flavored or plain. But there’s a movement afoot to get them to embrace tap water, not just for its environmental benefits but because Berlin, in particular, has too much water on-hand at the moment.