Image taken by ESA astronaut Luca Parmitano from outside the International Space Station on the first spacewalk to service the cosmic ray detecting Alpha Magnetic Spectrometer (AMS-02). Luca and his spacewalking partner NASA astronaut Andrew Morgan performed the first of... Continue Reading →
NASA astronaut Andrew Morgan is seen here tethered to the Starboard-3 truss segment work site during the second spacewalk to repair the International Space Station's cosmic particle detector, the Alpha Magnetic Spectrometer. During the 6.5 hour spacewalk, Morgan and Station Commander Luca Parmitano of the European Space Agency... Continue Reading →
You'd expect excessive athletic training to make the body tired, but can it make the brain tired too? A new study reported in the journal Current Biology on September 26 suggests that the answer is "yes." When researchers imposed an excessive training... Continue Reading →
The Nobel Prize in Physics 2019 was awarded "for contributions to our understanding of the evolution of the universe and Earth's place in the cosmos" with one half to James Peebles "for theoretical discoveries in physical cosmology", the other half... Continue Reading →
While hunting for comets in the skies above 18th century France, astronomer Charles Messier diligently kept a list of the things he encountered that were definitely not comets. This is number 27 on his now famous not-a-comet list. In fact, 21st century astronomers... Continue Reading →
In the 20th century, trains, electricity and radio were used to fashion Nazi and communist dictatorships, but also to foster liberal democracies and free markets. In the 21st century, AI will open up an even wider spectrum of possibilities. Deciding which of... Continue Reading →
Korsakoff syndrome is a chronic memory disorder caused by severe deficiency of thiamine (vitamin B-1). Thiamine helps brain cells produce energy from sugar. When levels fall too low, brain cells cannot generate enough energy to function properly. Korsakoff syndrome is... Continue Reading →
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