News tagged with chemical sciences

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

Team identifies proton pathway in photosynthesis

(Phys.org) —A Purdue University-led team has revealed the proton transfer pathway responsible for a majority of energy storage in photosynthesis. Through photosynthesis, plants, algae and bacteria convert sunlight, carbon ...

Apr 22, 2013
5 / 5 (6) 1 | with audio podcast

Did diamonds begin on the ancient ocean floor?

(Phys.org) —Geology professor Dan Schulze calls this singular gem from the remote Guaniamo region of Venezuela the "Picasso" diamond. The blue luminescent, high-resolution image of a diamond formed over ...

Apr 18, 2013
4.4 / 5 (8) 1 | with audio podcast