New Discoveries

Gamma-ray bursts can be triggered by the explosion of a super massive star, collapsing into a black hole. From the vicinity of the black hole, powerful jets shoot in opposite directions into space, accelerating electrically charged particles, which in turn interact with magnetic fields and radiation to produce gamma rays. (Image: DESY, Science Communication Lab)

Gamma-Ray Bursts With Record Energy Detected

The strongest explosions in the universe produce even more energetic radiation than previously known: Using specialized telescopes, two international teams have registered the highest energy gamma rays ever measured from so-called gamma-ray bursts, reaching about 100 billion times as much…

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Coffee Drinkers Halve Their Risk of Liver Cancer

A research team from Queen’s University Belfast, UK, has found that coffee drinkers have a lower risk of the most common type of liver cancer, hepatocellular carcinoma (HCC). The results have…

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Gamma-Ray Bursts With Record Energy Detected

The strongest explosions in the universe produce even more energetic radiation than previously known: Using specialized telescopes, two international teams have registered the highest energy gamma rays ever measured from…

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Voyager 2 Reaches Interstellar Space

Researchers at the University of Iowa report that the spacecraft Voyager 2 has entered the interstellar medium (ISM), the region of space outside the bubble-shaped boundary produced by wind streaming…

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The Last Neanderthal Necklace

Eagle talons are regarded as the first elements used to make jewelry by Neanderthals, a practice that spread around Southern Europe about 120,000 to 40,000 B.C. Now, for the first…

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What Makes the Surface of the Earth Move?

Do tectonic plates move because of motion in the Earth’s mantle, or is the mantle driven by the movement of the plates? Or could it be that this question is…