While America has drastically reduced its greenhouse gas emissions - CO2 from energy is back at early 1990s levels and emissions from coal are back at early 1980s levels - that isn't good enough for…

If you began to travel to the star nearest to us after ol' Sol, named Alpha Centauri, it takes about four light years.   Now imagine there were instead 10,000 other stars crammed into that 25…

In my last article, "Does Earth Share Microbes With Mars Via Meteorites - Or Are They Interestingly Different For Life?" I talked about the NRC study, which looked at the same meteorite data as…

New evidence suggests than no continental ice sheet formed during the Late Cretaceous Period more than 90 million years ago, when the climate was much warmer than it is today, though it has been…

Psychopathy is a personality disorder characterized by a lack of empathy and remorse, shallow affect, glibness, manipulation and callousness. Though less than one percent of the general population…

A new study finds that a 'microbial clock' may help forensic scientists who are attempting to determine the time of death in cases involving human corpses.  The 'clock' in this instance is…

Robert Zubrin says that there are no contamination issues involved in colonizing Mars, because microbes get transferred between the planets all the time on meteorites. His ideas get a lot of…

Deep earthquakes occur where the oceanic lithosphere, driven by tectonics, plunges under continental plates – examples are off the coasts of the western United States, Russia and Japan. Some new…

Galaxy Zoo 2, the second phase of a crowdsourcing effort to categorize galaxies in our universe, has leveraged more than 83,000 citizen scientists to obtain over 16 million galaxy…

Rice containing a transgenic modification that makes it resistant to a common herbicide can pass that genetic trait to weedy rice, prompting powerful growth even without a weed-killer to trigger the…

An estimate finds that a northward shift of Earth's wind and rain belts could make a broad swath of regions drier, including the Middle East, American West and Amazonia, while making Monsoon Asia and…

Researchers have found reassuring evidence of the H1N1 influenza vaccine's safety during pregnancy.  The national study, which was launched shortly after the pandemic H1N1 influenza outbreak of…

A survey of gun dealers and pawnbrokers in 43 U.S. states found nearly unanimous support for denying gun purchases for criminals and mentally ill people who have a history of violence or alcohol or…

Wealth, more money freed from basic necessities like food and energy, invariably leads to more money available for education and culture - but wealth leads to a clash in developed nations who…

Mild winters in Northern Europe are thanks to the Gulf Stream, which makes up part of those ocean currents spanning the globe that have always impacted the climate. Yet our climate is also…

Why don't apes have musical talent? Humans, parrots, small birds, elephants, whales, and bats do and Matz Larsson, senior physician at the Lung Clinic at Örebro University Hospital in Sweden, asserts…

Proton therapy, an external beam radiotherapy in which protons deliver precision radiation doses to a tumor and therefore help spare healthy organs and tissues, is a cost-effective alternative…

If we want to think about how to deal with the effects of climate change, archaeologists suggest Aboriginal Australians are a good place to start. Aboriginal civilization met the challenges of…

Hyperlink films, which use cinematic devices such as flashbacks, scenes out of chronological order, split screens and voiceovers to create an interacting network of storylines and characters…

The ATLAS Collaboration published last week the results of a search for dark matter particles produced in association with a W or Z boson by the 8-TeV proton-proton collisions collected during the…