News tagged with physical laws

Drawing the line between stars and brown dwarfs

(Phys.org) —Stars come in a tremendous size range, from many tens of times bigger than the Sun to a tiny fraction of its size. But the answer to just how small an astronomical body can be, and still be a star, has never ...

dateDec 10, 2013 in Astronomy
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Did autocells lead to life?

The origin of life on Earth is still a hotly-debated topic. There are many different theories on how life was kick-started, as well as various experiments underway attempting to understand the processes involved. For example, ...

dateSep 25, 2013 in Space Exploration
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