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Jan. 8, 2013: In the galactic scheme of things, the Sun is a remarkably constant star. While some stars exhibit dramatic pulsations, wildly yo-yoing in size and brightness, and sometimes even exploding, the luminosity of our own sun varies a measly 0.1% over the course of the 11-year solar cycle. There is, however, a dawning realization among researchers that even these apparently tiny variations can have a significant effect on terrestrial [...] Lax gun security and poor healthcare contribute to low American ranking
Unexpected: Gun violence and obesity are two of the top factors that cause America to have a lower life expectancy than other wealthy nations The United States has far more [...] LONDON (Reuters) – Comforting news for anyone over the age of 35, scientists have worked out that modern pop music really is louder and does all sound the same. Researchers in Spain used a huge archive known as the Million Song Dataset, which breaks down audio and lyrical content into data that can be crunched, to study pop songs from 1955 to 2010. A team led by artificial intelligence specialist Joan Serra [...] Helium is also used in medical scanners and particle colliders Helium serves a vital purpose for research scientists – but some are now warning that their experiments are at risk from a shortage of the gas, because stocks are being wasted on party balloons. Last week researcher Oleg Kirichek had to postpone an experiment at the Rutherford Appleton Laboratory in Didcot when helium stocks [...] space.com An artist’s illustration of a satellite collision from space debris in orbit. Space traffic accidents only beget more such accidents. View full size image There is so much junk in space that collisions could start to increase exponentially, leading to a continuously growing pile of rubble in orbit, a new report warns. The independent report, released today (Sept. 1), surveyed NASA’s work to meet the threat [...] Report Stresses Urgency of Action on Climate The report, by the National Research Council, an arm of the National [...] Gulf leak: biggest spill may not be biggest disaster THE Deepwater Horizon blowout is the largest oil spill in US history, but its ecological impact need not be the worst. It all hinges on the amount and composition of the oil that reaches the Gulf of Mexico’s most sensitive habitat: its coastal marshes. If they can be protected, the region could bounce back in just a [...] |
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