Black Hole

A few particles of light bouncing off a flying mirror made of charged particles may reveal whether or not black holes destroy information, a famous problem in physics Physics 3 June 2022 By Karmela Padavic-Callaghan Can a plasma mirror solve the black hole information paradox? Andrezej Wojcicki/Science Photo Library A…

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NASA’s Chandra X-ray Observatory and Neil Gehrels Swift Observatory have captured an image that shows huge rings around a black hole. It’s a composite that shows the ring-encircled black hole in X-rays, infrared and visible light. The black hole in the image is a binary system called V404 Cygni. It…

Home News This "expanding hole" illusion may trick your brain into thinking you are walking into a cave or tunnel. (Image credit: Frontiers in Human Neuroscience) (opens in new tab) A brand new optical illusion tricks the majority of people into thinking that a dark "black hole" region at the…

The framers of the Constitution made a giant leap of faith when they incorporated universal adult suffrage into the design of India’s founding document and enshrined it in Article 326. In 1947, India’s literacy rate was only 12 per cent. In other words, 88 per cent of India was illiterate.…

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Our universe is a chaotic sea of ripples in space-time called gravitational waves. Astronomers think waves from orbiting pairs of supermassive black holes in distant galaxies are light-years long and have been trying to observe them for decades, and now they're one step closer thanks to NASA's Fermi Gamma-ray Space…

HD1, object in red, appears at the center of a zoom-in image. Credit: Harikane et al. Shining only ~300 million years after the Big Bang, it may be home to the oldest stars in the universe, or a supermassive black hole. A group of astronomers from across the world, including…

Home News Science & Astronomy Christine Ye presenting her research on gravitational waves. (Image credit: Society for Science) Around the world, astrophysicists are poring over the blips of gravitational waves that ripple through Earth when distant black holes or neutron stars collide. One of those astrophysicists is Christine Ye, a…

Home News Science & Astronomy A spiral galaxy known as NGC 7172 viewed edge-on by the Hubble Space Telescope. (Image credit: ESA/Hubble/NASA/D. J. Rosario/A. Barth; Acknowledgment: L. Shatz) NASA's venerable space telescope has captured a stunning new view of a galaxy with an active black hole obscured by tendrils of…