App points homeowners toward best low-energy light bulbs
When it comes to buying an energy-saving light bulb, some consumers want to curb their carbon footprint. Even more want to save money.
Energy & Green Tech
Oct 28, 2010
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Russia's Kamchatka volcanoes spew giant ash clouds
(AP) -- Two volcanoes erupted Thursday on Russia's far-eastern Kamchatka Peninsula, tossing massive ash clouds miles (kilometers) into the air, forcing flights to divert and blanketing one town with thick, heavy ash.
Earth Sciences
Oct 28, 2010
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Wild Scottish sheep could help explain differences in immunity
Strong immunity may play a key role in determining long life, but may do so at the expense of reduced fertility, a Princeton University study has concluded.
Evolution
Oct 28, 2010
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Real crime scene investigation of blood splatter patterns imperfect
In fictional television shows such as Dexter and CSI, patterns in blood splatters at the scene of crime can be counted on to lead investigators to the killer. In real life, they're a useful tool -- but an imperfect one.
General Physics
Oct 28, 2010
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Image: Dark reflections in the Southern Cross
NASA's Wide-field Infrared Survey Explorer, or WISE, captured this colorful image of the reflection nebula IRAS 12116-6001. This cloud of interstellar dust cannot be seen directly in visible light, but WISE's detectors observed ...
Astronomy
Oct 28, 2010
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Using mathematics to identify the good guys
The Good Samaritan helping an accident victim might really be looking out for himself, argues assistant professor of philosophy and religion Rory Smead.
Social Sciences
Oct 28, 2010
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NXP announces the first leadless package with tin-plated, solderable side pads
NXP Semiconductors today announced the availability of SOD882D, the industry’s first leadless package with solderable, tin-plated side pads.
Electronics & Semiconductors
Oct 28, 2010
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New technique shows 50-year history of toxic algae in Lake Wingra
(PhysOrg.com) -- As public health officials worry about rising concentrations of cyanobacteria - often called blue-green algae - in lakes, scientists are concerned that a warming climate will stimulate the growth of cyanobacteria.
Environment
Oct 28, 2010
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Just in time for Halloween: Michigan Tech students solve the mystery of the Paulding light
(PhysOrg.com) -- Cue the bats and spooky music. We are about to delve into one of Michigan's most alluring mysteries. It's so alluring, in fact, that it draws a steady stream of pilgrims of the paranormal to the dot-in-the-road ...
Other
Oct 28, 2010
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NASA trapped Mars Rover finds evidence of subsurface water
(PhysOrg.com) -- The ground where NASA's Mars Exploration Rover Spirit became stuck last year holds evidence that water, perhaps as snow melt, trickled into the subsurface fairly recently and on a continuing basis.
Space Exploration
Oct 28, 2010
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