Posts Tagged ‘energy’
‘Sports car’ galaxy burns gas into stars
MCGILL (CAN) — A newly discovered galaxy turns gas into stars with almost 100 percent efficiency—a rare phase of evolution that is the most extreme ever observed. Continue…
Wednesday, April 24, 2013 9:45 - 0 Comments
Earth & Environment - Apr 3, 2013 10:34 - 3 Comments
Solar industry is paying back energy debt
STANFORD (US) — The electricity generated by solar photovoltaic panels has probably just surpassed the amount of energy used to make them, researchers say. (more…)
Top Stories - Mar 26, 2013 9:47 - 0 Comments
Recyclable solar cells made from trees
GEORGIA TECH / PURDUE (US) — Fabricating new plant-based solar cells on cellulose nanocrystal substrates means that they’re recyclable in water. (more…)
Science & Technology - Feb 11, 2013 13:43 - 5 Comments
For cheap solar cells, use ‘spray paint’
U. SHEFFIELD (UK) — Making solar cells with a process similar to spray-painting could significantly lower their cost and make them available to people in developing countries. (more…)
Earth & Environment - Dec 19, 2012 10:56 - 0 Comments
Gas well flowback matches Paleo brines
PENN STATE (US) — Brine water that flows back from gas wells in the Marcellus Shale region after fracking is many times saltier than seawater, with high contents of various elements, including radium and barium. (more…)
Science & Technology - Nov 28, 2012 10:33 - 0 Comments
To save energy: take dirt, add heat
MICHIGAN STATE (US) — Researchers have developed a new thermoelectric material by using common minerals found pretty much anywhere there’s dirt. (more…)
Health & Medicine - Sep 25, 2012 16:44 - 2 Comments
New book details how coal hurts health
U. BUFFALO (US) — A new book examines the effect of burning coal on human health and has a clear message: Coal kills. (more…)
Science & Technology - Sep 5, 2012 9:46 - 2 Comments
‘Biohybrid’ solar cell runs on spinach power
VANDERBILT (US) — Scientists have combined spinach’s photosynthetic protein, which converts light into electrochemical energy, with silicon in a new “biohybrid” solar cell. (more…)
Earth & Environment - Aug 31, 2012 14:02 - 0 Comments
Computer model seeks best carbon ‘sponge’
UC BERKELEY (US) — A new computer model can identify the best molecular candidates for removing carbon dioxide, molecular nitrogen, and other greenhouse gases from power plant flues. (more…)
Earth & Environment - Aug 27, 2012 13:51 - 0 Comments
Cooler coal plants could cut emissions
U. OREGON (US) — Refrigerating coal-plant emissions would reduce carbon dioxide emissions by more than 90 percent—at a cost of 25 percent efficiency. (more…)
Earth & Environment - Jul 12, 2012 12:29 - 4 Comments
Is natural gas the bridge to cleaner energy?
CORNELL (US) — Natural gas is a good transition step on the road to greener energy sources like wind, solar, and nuclear power, says a new study. (more…)
Earth & Environment - Jun 12, 2012 8:40 - 0 Comments
Wisps of gas may fuel ‘extremophile’ bugs
U. COLORADO-BOULDER (US) — Researchers have discovered some hardy microbes that are eking out a living on volcanoes in South America, a Martian-like landscape that is one of the most inhospitable places on Earth. (more…)
Science & Technology - May 30, 2012 10:29 - 0 Comments
Nanotube defects may cut fuel cell costs
STANFORD (US) — Carbon nanotubes with imperfections could replace the pricey catalysts that have kept fuel cells from widespread use. (more…)
Earth & Environment - May 30, 2012 9:26 - 7 Comments
Australia owes East Timor climate aid, says study
U. MELBOURNE (AUS) — East Timor is particularly vulnerable to the effects of climate change and Australia has a moral and historical obligation to help, a new study finds. (more…)
Science & Technology - Nov 9, 2011 11:41 - 0 Comments
Algorithm finds 300 crystals to store methane
NORTHWESTERN (US) — A new algorithm automatically generates and tests porous crystals to quickly find the most promising structure for natural gas storage out of millions of possibilities. (more…)
Health & Medicine - Oct 21, 2011 6:40 - 0 Comments
Brain self-protects when running on empty
U. LEEDS (UK) — When running low on energy, the brain is able to protect itself from harm by triggering a protein that reduces the frequency of electrical impulses. (more…)
Science & Technology - Oct 12, 2011 12:02 - 1 Comment
What do pendulums and elastic film share?
U. CHICAGO (US) — A coupled line of swinging pendulums has nothing apparently in common with an elastic film that buckles and folds under compression while floating on a liquid, but scientists have discovered a connection between the two. (more…)
Science & Technology - Jul 26, 2011 15:48 - 0 Comments
Soft spheres jockey for bottom spot
PENN STATE (US) — Energy state, not speed, determines how particles in liquids separate and what eventually ends up at the bottom, according to a new study. (more…)
Science & Technology - Jul 25, 2011 11:05 - 2 Comments
Device scavenges power out of thin air
GEORIGIA TECH (US) — A new way to capture and harness energy from the air could lead to paper-based wireless sensors that are self-powered, low-cost, and able to function independently almost anywhere. (more…)
