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Why are people left (or right) left?

The first time you picked up a chalk as a toddler, you probably felt more comfortable and more naturally drawing with one of your hands than the other. Excluding the small number of truly ambidextrous people – those who can use their right and left hands with equal ease – people generally have a dominant hand (and side of the …

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Why astronomers worry about the brightness of SpaceX's Starlink Satellite Megaconstellation

SpaceX plans to launch the second installment of its Starlink mega constellation on Monday (November 11), and astronomers are waiting to see – yes, exactly what they will see. When the company launched its first set of Starlink Internet satellites in May, those with their eyes set on the night sky immediately realized that the objects were extremely bright. Professional …

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The contribution of coastlines to climate change may have been underestimated

Coastline retreat and erosion along the Arctic coast (Qikiqtaruk-Herschel Island, Yukon Territory, Canada) rapidly mobilize organic carbon from permafrost deposits, which can be rapidly converted into carbon dioxide or carbon dioxide. Credit: G. Tanski, Vrije Universiteit Amsterdam The Permafrost coast constitutes about one third of the total coastline of the earth. As a result of accelerated climate change, entire parts …

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From plants, team extracts a better way to determine what our genes do

Credit: Alexandra Angelich              Scientists at the University of Virginia School of Medicine have developed a better way to determine what our genes do, allowing scientists to better probe the genetic causes of diseases and more efficiently determine whether new drugs will act on the intended target exactly as needed .                                                  The researchers believe the new tool could revolutionize …

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Interstellar Anniversary: ​​What We've Learned About Black Hole Since

Director Christopher Nolan's Hollywood blockbuster "Interstellar" just celebrated its fifth anniversary. In the film, Matthew McConaughey plays an astronaut who travels into a supermassive black hole called Gargauntua. To make "Interstellar" scientifically accurate, Nolan hired physicist Kip Thorne to make the most realistic depiction of a black hole possible. But since the film was released, researchers have learned more about …

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Next three-man Soyuz crew training to have space station to themselves – Spaceflight Now

NASA astronaut Chris Cassidy is preparing for a spacewalk training session at the Neutral Buoyancy Laboratory in Houston. Credit: NASA / James Blair The next three-man crew to launch a Soyuz rocket – comprising two Russian cosmonauts and a veteran NASA astronaut – is training to have the International Space Station to themselves after their arrival at the orbiting research …

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NASA Marshall expands ties with UA to promote manufacturing in space – Yellowhammer News

NASA's Marshall Space Flight Center in Huntsville extends its partnership with the University of Alabama to collaborate on advanced and space-based manufacturing, a priority in the space agency's efforts to take US astronauts back to the moon and beyond. The agreement aims to improve inventive research that helps space exploration and strengthen education for tomorrow's aviation and space workforce. Marshall …

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