Easily 40 percent of the observed atmospheric warming in the Pacific is due to the shroud of soot drifting eastward from Asia. Prof. V. Ramanathan and fellow researchers are reporting that soot's 2.5…

Increased solar radiance and decreased snowfall have been implicated as the true culprits in Kilimanjaro's glacier loss. The temperatures on Kilimanjaro's summits almost never rise above freezing,…

Soot's global impact on atmospheric warming: NASA researchers found the amount of sunlight absorbed by soot is two-to-four times larger than previously assumed. Reducing sulfates without…

U.N. officials have stated that Kyoto's carbon-credit system is being subverted via cheating while contributing to the destruction of the ozone layer - counter-productive to the Montreal Protocol's…

Online multiplayer communities are social networks built around multiplayer online computer games. Members of these communities typically share an interest in online gaming and a great deal of the…

Quick: You’re walking by a store window and you see a sign that says, “20% off the original price plus an additional 25% off the already reduced sale price.” So, how much is the discount" Consumers…

An international team of astronomers might have discovered the missing link in the evolution of the so-called magnetic cataclysmic variable stars. They determined the spin and orbital periods of the…

An interesting Economist article about sex differences in a visual task calls an evolutionary explanation a “just-so story.” I don’t know if the late Stephen Jay Gould, evolutionary theorist, Harvard…

Using atom-level imaging techniques, University of Michigan researchers have revealed important structural details of an enzyme system known as "Mother Nature's blowtorch" for its role in helping the…

Many neuronal disorders, including epilepsy, schizophrenia and lissencephaly – a form of mental retardation -, result from abnormal migration of nerve cells during the development of the brain.…

The voltage sensor of voltage-gated ion channels is a conserved protein domain that senses millivolt changes in transmembrane potential, to regulate ion permeation through the channel. A recently…

Top 20 science sites - we are #17. We'd be higher if we could figure out what that Alexa thing is.

The brand-new Large Binocular Telescope (LBT) in Arizona has a gotten off to an astronomical start, helping an international team of astronomers learn that a recently discovered tiny companion galaxy…

Cholesterol level testing at about 15 months of age could prevent heart disease later in life, say doctors in a study published by British Medical Journal today. Their rationale? Hereditary high…

The area covered by sea ice in the Arctic has shrunk to its lowest level this week since satellite measurements began nearly 30 years ago, opening up the Northwest Passage – a long-sought short cut…

A new study led by Kristin Kramer of the University of Memphis shows that manipulating oxytocin at birth can make changes in the central nervous system that only show up later in life. There's…

The international car industry is currently presenting many environmentally friendly models at the IAA, the biggest car exhibition in the world. Can the idea sell in the home of Aston-Martin and…

Astronomers using ESO's Very Large Telescope have discovered in a single pass about a dozen otherwise invisible galaxies halfway across the Universe. The discovery, based on a technique that exploits…

Medical researchers who want to use previously collected samples from biobanks in their research have to contend with guidelines and regulations from among various countries, making it extremely…

  I have written here several times about the fact that the U.S. crossed a tipping point in 2006 regarding global warming.  It is now a subject that a majority of Americans have awareness…