The latest data released from the Planck space telescope offer insight into everything from the fabric of space to the nature of dark matter — and has a shot at detecting gravitational waves, says Kavli Institute for Cosmology director George Efstathiou.
Locations of ice at Mercury's north pole. Red spots show permanently shadowed (and therefore cold) spots at Mercury’s north pole, and yellow shows where the radar from Earth indicates ice. Image credit: NASA/Johns Hopkins University Applied Physics Laboratory/Carnegie Institution of Washington/National Astronomy and Ionosphere Center, Arecibo Observatory
Oh NO! A Square Hole in the Sun? The Sun developed a square hole in its corona — it’s extended outer atmosphere — starting around May 4. The video above, based on data from NASA’s Solar Dynamics Observatory spacecraft, shows its evolution over the course of two days. In case you were wondering, you’re looking at the Sun in the extreme ultraviolet portion of the electromagnetic spectrum, which reveals these holes-in-the-sun quite effectively.
How Much Do We Really Know About The Universe? Stephen Hawking, the British physicist who is the topic of a 2014 biopic, makes a surprising statement in his 1992 book, Black Holes and Baby Universes, about the extent to which physics is almost complete. He says: “Although we have not found the exact form of […]