Expedition 61 Set For Launch to International Space Station

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The three crew members in front of the Soyuz MS-15 spacecraft before the launch. (Credit: NASA) Expedition 61, the next mission to the International Space Station, will launch three crew members in a Soyuz MS-15 rocket on September 25 at 9:57 a.m. EDT from Kazakhstan. Heading up to the ISS, the crew includes Jessica Meir, a NASA astronaut, Oleg Skripochka, a Russian cosmonaut, and Hazzaa Al Mansoori from the United Arab Emirates. The flight will take about six hours as the crew makes t ...read more

An ‘Orbital Gateway’ Can Guide Comets to the Inner Solar System

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Centaur Schwassmann-Wachmann 1 has a chance to get funneled into the inner solar system in the not-so-distant future. This artist's concept shows what the comet would look like if it were 0.2 AU (19 million miles, 30 million kilometers) from Earth. Note the Moon at upper right for scale. (Credit: University of Arizona/Heather Roper) Astronomers have discovered an orbital region just beyond Jupiter that appears to act as a kind of gateway for some objects entering the inner solar system from ...read more

These Bacteria-Powered Robots May One Day Swim Through Your Bloodstream

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The bacterium Escherichia coli, illustrated here, moves itself with propeller-like structures called flagella; it is one of the mobile microbes scientists have linked to cargo-carrying structures to form biohybrid microrobots. (Credit: supergalactic/Shutterstock) In the universe of TV's Doctor Who, the scariest adversaries of all are the hybrid robot-organic life-forms known as the Daleks. Each Dalek is a living being encased in a robotic shell equipped with lethal weaponry, frequently em ...read more

Archaeologists Find Evidence for a Biblical Siege of Jerusalem

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A model of ancient Jerusalem. (Credit: Dennis Jarvis/Flickr) (Inside Science) -- In the 6th century B.C., the Babylonian king Nebuchadnezzar II, fearful that the Egyptians would cut off the Babylonian trade routes to the eastern Mediterranean region known as the Levant, invaded and laid siege to Jerusalem to block them. His army destroyed the temple the Hebrew king Solomon built there, and forced the city’s elite to exile in Babylonia. So began the Babylonian Exile or Captivity, an e ...read more

Electrostimulation Study Gets Alzheimer’s Patients to Recall Vivid Memories

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Participants in a recent trial experienced old memories, vividly. Halfpoint/Shutterstock.com Alzheimer’s disease is one of the most dreaded diagnoses, and the fear is particularly acute among older people. This complex brain disorder, which usually affects older individuals, can cause many cognitive disabilities, most notably memory impairment. About 5.7 million Americans are living with Alzheimer’s disease. In addition, millions of loved ones and caregivers are ...read more

Why Do Women Get Alzheimer’s More Than Men?

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MRI scans of patients show patients with Alzheimer's disease. (Credit: Atthapon Raksthaput/Shutterstock) Scientists are still unraveling why Alzheimer’s disease affects men and women disproportionately. Out of the five million Americans who have it, about 64 percent are women. Once in their 60s, women are twice as likely to develop Alzheimer’s than breast cancer, and more than twice as likely to develop Alzheimer’s as their male counterparts. And when women develop the di ...read more

Citizen Science Around the World

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Join the global movement. Citizen science provides many ways to explore topics you are curious or concerned about, from anywhere in the world. Find a project near you using the SciStarter Project Finder. Enable the “near me” feature to find local projects in need of your help. Below, we highlight projects and outcomes from every continent. Cheers!The SciStarter Team Citizen Science in North America Ian Davies, a 26-year-old bird watcher in Canada, report ...read more

Libet and Free Will Revisited

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One of the best known of all neuroscience studies is the 'free will experiment' conducted by Benjamin Libet and colleagues in 1983. Libet et al. asked volunteers to tap their fingers at will, freely choosing the time of each action. EEG revealed an electrical potential occuring "several hundred milliseconds" before people reported a conscious decision to perform each tap. This "Readiness Potential" or Bereitschaftspotential threatened to debunk the very existence of human volition. Libet' ...read more

Citizen Science in Australia: Spotlight on Michelle Neil

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As the interviewer and the author of this post, I’ll reveal my bias now: meeting Michelle Neil, the secretary and social media moderator of the Australian Citizen Science Association, was a highlight of the Citizen Science Association’s conference for me. I’m an unabashed Michelle fan. She sat down with me this past March in Raleigh for a wide-ranging discussion of how she got into citizen science, citizen science in Australia, and her future plans for this work. Michelle wrote ...read more

Short Sleeper Syndrome: When You Can Get By on Just a Few Hours of Sleep

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A small segment of the population are born with superhuman sleep needs. They're called natural short sleepers, and they wake up refreshed and wide awake on very little sleep. And these individuals share a few other quirks, too. (Credit: Shutterstock) What do Donald Trump, Elon Musk, and Martha Stewart have in common? They’re part of the 1 percent. No, not that one percent. Instead, we’re referring to the one percent of people who thrive on far less sleep than what is reco ...read more

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