When the Red Planet was partly blue

Astronomers have found the strongest evidence yet that ancient Mars had a massive ocean for millions of years— an indication that the Red Planet once had everything necessary to support life. Shortly after Mars formed 4.5 billion years ago, NASA scientists say, the planet was wet, with enough water to cover the entire planet to a depth of about 450 […]

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Acupuncture’s Real Benefits

To the surprise of doctors, new research on acupuncture has found that the ancient Chinese healing technique provides real pain relief. Acupuncture involves sticking needles into specific points in the body that Chinese healers believe contain unseen energy pathways; the needles supposedly stimulate the flow of “qi,” or energy. Western medicine has viewed these claims with deep skepticism, contending that […]

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Neanderthals—the other white meat

Neanderthals, a sturdy hominid species closely related to Homo sapiens, lived in Europe for about 270,000 years until humans arrived on the continent, about 30,000 years ago, at which point they quickly disappeared. The latest theory for their puzzling extinction is that humans exterminated, and maybe even ate, their Neanderthal cousins. French anthropologist Fernando that the bacterial disease was present […]

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