When photosynthetic cells absorb light from the sun, packets of energy called photons leap between a series of light-harvesting proteins until they reach the photosynthetic reaction center. There, cells convert the energy ...
Biochemistry
Jul 3, 2023
0
4533
A Tunisian man has pieced together bits of a local secret linked to ancient emperors: how to make a prized purple dye using the guts of a sea snail.
Archaeology
Jul 26, 2020
2
1739
Scientists studying submerged sinkholes in the Great Lakes off the coast of northern Michigan have stumbled onto something they never expected to find: life forms akin to those found in some of Earth's most extreme environments.
Ecology
May 4, 2009
2
0
Nearly all life on Earth depends on photosynthesis, the conversion of light energy into chemical energy. Oxygen-producing plants and cyanobacteria perfected this process 2.7 billion years ago. But the first photosynthetic ...
General Physics
Jul 29, 2015
8
2804
An exploration to one of the deepest places on earth has captured rare footage of what is believed to be three new species of the elusive Snailfish.
Plants & Animals
Sep 10, 2018
0
152
Even in an era where no errand is too small to outsource to a smartphone application, startup Purple, which dispatches a stranger to fill up customers' gas tanks, might smack as on-demand capitalism gone too far.
Software
Dec 3, 2015
0
9
Photosynthesis has driven life on this planet for more than 3 billion years—first in bacteria, then in plants—but we don't know exactly how it works.
Biotechnology
Mar 20, 2018
0
828
Purple bacteria were among the first life forms on Earth. They are single celled microscopic organisms that play a vital role in sustaining the tree of life. This tiny organism lives in aquatic environments like the bottom ...
Soft Matter
May 3, 2010
1
1
America's favorite vegetable is almost fat free and a good source of potassium, iron, and vitamin C. It has 3 grams each of protein and fiber, low sodium, and no cholesterol, and costs a quarter per serving at the produce ...
Biotechnology
Dec 4, 2014
0
1
In its billions of years on earth, plant life has become super-efficient at using light – and now it's showing how it does it.
General Physics
Nov 1, 2016
0
44
