How sustainable is Switzerland?

Even though technology has become more efficient and little stands in the way of a sustainable lifestyle, a new study shows, that even the Swiss are a long way from a 2,000 watt society.

View from space: Four satellites views of Moore tornado

Four images from space, from NASA and NOAA satellites, of the Moore, Oklahoma tornado on May 20, 2013.

Scientists develop new tumor-killer

Scientists from Nanyang Technological University (NTU) and Lund University, Sweden, have bioengineered a novel molecule which has been proven to successfully kill tumor cells.

Video: Seeing (infra)red

Andrew Shurtleff's stunning time-lapse video shows the world as viewed in near-infrared - like a planet painted in pure ice.

Official death toll lowered in Moore, OK tornado tragedy

Officials have lowered the death toll to 24 confirmed deaths and hundreds of injuries from the massive tornado that struck Moore, Oklahoma yesterday.

What are the 10 deadliest U.S. tornadoes?

These are the 10 deadliest U.S. tornadoes since 1900.

Opening doors to foldable electronics

Researchers develop method to print highly conductive, bendable layers of graphene.

Chris Zahm: Understanding and probing the world below our feet

Necessary resources such as oil and water lie below our feet. How today's scientists are coming to understand the world underground, while exploring for resources in safe, practical and effective ways.

New discovery shatters conventional ideas of how agriculture emerged

Use of new analysis techniques provides food for thought about how people lived 5,000 years ago.

Engineers monitor heart health using paper-thin flexible skin

Engineers created a wearable heart monitor thinner than a dollar bill that could one day provide doctors with a safer way to check the condition of a patient's heart.