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News tagged with diatom

Yeast in a shell: Coating individual living yeast cells with silicon dioxide

(PhysOrg.com) -- Our breakfast egg is a peculiarity of nature: a single cell protected by a thin mineral layer. Apart from a number of tiny radiolaria and diatoms, individual cells normally do not have a hard shell. Korean ...

Chemistry / Biochemistry

created Nov 03, 2009 | popularity 4.3 / 5 (3) | comments 0

Physicists work to understand atomic collisions important to ultracold quantum gasses

A Kansas State University physicist is continuing his study of atomic collisions with the help of a National Science Foundation grant awarded under the American Recovery and Reinvestment Act.

Physics / Quantum Physics

created Sep 30, 2009 | popularity 4 / 5 (1) | comments 2

Arctic climate under greenhouse conditions in the Late Cretaceous

New evidence for ice-free summers with intermittent winter sea ice in the Arctic Ocean during the Late Cretaceous - a period of greenhouse conditions - gives a glimpse of how the Arctic is likely to respond ...

Space & Earth / Earth Sciences

created Jul 09, 2009 | popularity 3.6 / 5 (11) | comments 1

'Milking' microscopic algae could yield massive amounts of oil

Scientists in Canada and India are proposing a surprising new solution to the global energy crisis —“milking” oil from the tiny, single-cell algae known as diatoms, renowned for their intricate, beautifully ...

Chemistry / Biochemistry

created Jun 19, 2009 | popularity 3.3 / 5 (12) | comments 10

Climate change threatens Lake Baikal's unique biota

Siberia's Lake Baikal, the world's largest and most biologically diverse lake, faces the prospect of severe ecological disruption as a result of climate change, according to an analysis by a joint US-Russian team in the May ...

Space & Earth / Environment

created May 01, 2009 | popularity 2.1 / 5 (7) | comments 1

Ancient diatoms lead to new technology for solar energy

Engineers at Oregon State University have discovered a way to use an ancient life form to create one of the newest technologies for solar energy, in systems that may be surprisingly simple to build compared to existing silicon-based ...

Nanotechnology / Nanomaterials

created Apr 08, 2009 | popularity 4.5 / 5 (13) | comments 1

Mighty diatoms: Global climate feedback from microscopic algae

Tiny creatures at the bottom of the food chain called diatoms suck up nearly a quarter of the atmosphere's carbon dioxide, yet research by Michigan State University scientists suggests they could become less able to "sequester" ...

Biology / Ecology

created Mar 17, 2009 | popularity 4.5 / 5 (2) | comments 0

Silica algae reveal how ecosystems react to climate changes

A newly published dissertation by Linda Ampel from the Department of Physical Geography and Quaternary Geology at Stockholm University in Sweden examined how rapid climate changes during the most recent ice ...

Biology / Ecology

created Mar 09, 2009 | popularity not rated yet | comments 0

Decline of carbon-dioxide-gobbling plankton coincided with ancient global cooling

(PhysOrg.com) -- The evolutionary history of diatoms -- abundant oceanic plankton that remove billions of tons of carbon dioxide from the air each year -- needs to be rewritten, according to a new Cornell ...

Biology /

created Jan 08, 2009 | popularity 4.5 / 5 (13) | comments 1


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