Mars rover finds organic compounds

NASA's confirmed rumors that the Curiosity rover has found organic compounds on Mars - but says they're probably not a sign of life, and likely came from Earth.

NASA plans to harpoon comet

NASA is planning to use a giant crossbow and harpoon to capture samples from a speeding comet.

NASA evaluates tractor beams for sample collection

A team of NASA scientists is looking at ways of using Star Trek-style tractor beams to reel in scientific samples in space.

Dust samples reveal asteroid's history

Samples brought back from the Itokawa asteroid indicate that it's made up of the remnants of a much larger body.

NASA to collect samples from near-Earth asteroid

NASA's announced that it's to launch an unmanned ship to an asteroid in 2016, gathering samples that could help to explain how life began.

Journey to the center of the Earth?

Geologists have embarked upon an ambitious project to drill through the earth's crust and extract a sample of the mantle.

1976 Martian samples found to contain organics

Martian soil may contain carbon-based organic molecules, the building blocks of life.