Related topics: sun

Why Einstein must be wrong: In search of the theory of gravity

Einstein's theory of gravity—general relativity—has been very successful for more than a century. However, it has theoretical shortcomings. This is not surprising: the theory predicts its own failure at spacetime singularities ...

An ambitious new technology might be needed to see other Earths

The race is on to discover truly habitable Earth-like worlds. While we are starting to observe the atmospheres of large potentially habitable planets such as Hycean worlds with the telescopes we currently have, the most significant ...

NASA releases new solar eclipse educational materials

To help learners of all ages understand how to safely observe the Oct. 14, 2023, annular solar eclipse and the April 8, 2024, total solar eclipse, NASA has released a new set of resources for educators.

'Awesome' solar eclipse wows viewers in Australia, Indonesia

Under a cloudless sky, 20,000 eclipse chasers crowded a tiny outpost to watch a rare solar eclipse plunge part of Australia's northwest coast into brief midday darkness Thursday while temporarily cooling the tropical heat.

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