News tagged with fermi

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Finding alien megastructures around nearby pulsars

During the 1960s, Freeman Dyson and Nikolai Kardashev captured the imaginations of people everywhere by making some radical proposals. Whereas Dyson proposed that intelligent species could eventually create megastructures ...

dateMay 16, 2017 in Astronomy
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Hubble dates black hole's last big meal

For the supermassive black hole at the center of our Milky Way galaxy, it's been a long time between dinners. NASA's Hubble Space Telescope has found that the black hole ate its last big meal about 6 million years ago, when ...

dateMar 09, 2017 in Astronomy
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No trace of dark matter in gamma-ray background

Researchers from the University of Amsterdam's (UvA) GRAPPA Center of Excellence have just published the most precise analysis of the fluctuations in the gamma-ray background to date. By making use of more than six years ...

dateDec 19, 2016 in Astronomy
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Metal in chains

The electronic energy states allowed by quantum mechanics determine whether a solid is an insulator or whether it conducts electric current as a metal. Researchers at ETH have now theoretically predicted a novel material ...

dateSep 13, 2016 in General Physics
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