Zorbing is where you do a "Superman dive" into a large, 11-foot transparent sphere full of water and then roll down a ...

To mark the 35th anniversary of the Hubble Space Telescope, Space.com looks at some of the most scientifically significant images that have emerged from the observatory's lens.

"All the odd shapes and swirling gas observed in the Perseus cluster now make sense," said astronomer James Lee.

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