In a recent Open Neurology Journal article, four University of California at San Diego researchers review the evidence concerning marijuana's medical utility and conclude that its continued classification as a Schedule I drug is "not tenable." But the DEA's classification of marijuana has been destroyed many times in the past. Twenty-four years ago, an administrative law judge, responding to a legal challenge initiated in 1972, recommended that marijuana be taken off Schedule I, calling it "one of the safest therapeutically active substances known to man."

Massive black holes halt star birth in distant galaxies

Prof Stapel co-authored a paper published in Science magazine that said white people are more prone to discriminate against black people when they encounter them in a messy environment, such as one containing litter, abandoned bicycles and broken sidewalks.

"These findings considerably advance our knowledge of the impact of the physical environment on stereotyping and discrimination and have clear policy implications," the paper's abstract says.

NASA and scientists warn of super solar storm that could take place in 2012. The affect of such a storm could paralyze industrialized countries around the world who rely on technology and satellites to run their day to day lives. Reputable scientist Michio Kaku warns that this storm could cost countless lives and set us back as a species 100 years if we fail to reinforce our technological infrastructure. Admittedly, through government, we lay vulnerable to a number of things, this is yet another one.

The hallucinogen psilocybin -- known by the street name magic mushrooms -- may help ease the anxiety that often accompanies late-stage cancer, U.S. researchers said on Monday.