16/01/2012

Space Image: Welcome disruption

(PhysOrg.com) -- The line of Saturn's rings disrupts the Cassini spacecraft's view of the moons Tethys and Titan.

Comparing energy conversion of plants and solar cells

Scientists now have a way to more accurately compare how efficiently plants and photovoltaic, or solar, cells convert sunlight into energy, thanks to findings by a research consortium that included a U.S. Department of Agriculture ...

Black hole jets

(PhysOrg.com) -- Black holes are irresistible sinks for matter and energy. They are so dense that not even light can escape from their gravitational clutches. Massive black holes (equal to millions or even billions of solar ...

Maize gene could lead to bumper harvest

(PhysOrg.com) -- The discovery of a new ‘provisioning’ gene in maize plants that regulates the transfer of nutrients from the plant to the seed could lead to increased crop yields and improve food security.

Tropical clouds hold clues for the global water cycle

(PhysOrg.com) -- To study the wellspring of atmospheric water, you have to start with tropical clouds. Scientists at Pacific Northwest National Laboratory showed that global climate models are not accurately depicting the ...

Archaeologists find clues to Neanderthal extinction

(PhysOrg.com) -- Computational modeling that examines evidence of how hominin groups evolved culturally and biologically in response to climate change during the last Ice Age also bears new insights into the extinction of ...

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