A tree may have the answers to renewable energy

Through an energy conversion process that mimics that of a tree, a University of Wisconsin-Madison materials scientist is making strides in renewable energy technologies for producing hydrogen.

Surface of Saturnian moon Enceladus shields buried organics

The Saturnian moon Enceladus presents a unique opportunity in our solar system to search for evidence of life, given its habitable ocean and plume that deposits organic-bearing ocean material onto the surface.

Lake Tahoe Clarity Continues to Hold Steady in 2008

(PhysOrg.com) -- The waters of Lake Tahoe were clear to an average depth of 69.6 feet in 2008, according to UC Davis scientists who have monitored the lake since 1968. That keeps the clarity measurement in the range where ...

Apple tree conversion to narrow walls via hedging, root pruning

Fruit trees are pruned to maintain a desired tree shape and size to increase light penetration into the canopy, thereby enhancing fruit quality and flower bud development. Most modern apple orchards consist of high-density ...

The color of the ocean: The SABIA-Mar mission

By monitoring the color changes in the ocean, such as those caused by photosynthetic pigments in phytoplankton, scientists learn more about the overall health and functioning of our planet. Such studies also could help future ...

Faster dental treatment with new photoactive molecule

Photoactive materials are used in modern dentistry, which harden when they are exposed to light. Usually, only thin layers of up to 2 mm can be hardened, due to the limited penetration depth of light. A new dental filling ...

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