News tagged with life sciences

Detecting DNA in space

If there is life on Mars, it's not too farfetched to believe that such Martian species may share genetic roots with life on Earth.

Jul 09, 2013
4.8 / 5 (6) 6 | with audio podcast

The intensity of land use doubled in the 20th century

The growth of green plants – which can be measured in terms of "net primary production", or NPP for short – provides the energetic foundation for all life on earth. The share of NPP appropriated by humans (HANPP) through ...

Jun 04, 2013
3.7 / 5 (3) 0

Feast clue to smell of ancient Earth

Tiny 1,900 million-year-old fossils from rocks around Lake Superior, Canada, give the first ever snapshot of organisms eating each other and suggest what the ancient Earth would have smelled like.

Apr 29, 2013
4.4 / 5 (7) 1 | with audio podcast