Boulder

Bouldering is a form of free climbing that is performed on small rock formations or artificial rock walls without the use of ropes or harnesses.

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Watch NASA’s Perseverance Rover Use AutoNav To Avoid a Boulder on Mars

Boulder Bonanza! Science and Sampling Attempts at the Onahu Outcrop on Mars

Legalizing recreational cannabis at the state level does not increase substance use disorders or use of other illicit drugs among adults and, in fact, may reduce alcohol-related problems, according to new CU Boulder research.

NASA’s InSight Lander Detects Stunning Meteoroid Impact on Mars - the meteoroid excavated boulder-size chunks of ice buried closer to the Martian equator than ever found before

NASA’s OSIRIS-REx Spacecraft Observes Asteroid Bennu’s Boulder “Body Armor”

Perseverance Mars rover spots weird snake-head rock and balancing boulder (photo)

Boulder, Colorado Has A Lot Of Weather And Climate Experts - Here’s Why

'We stand with you,' NASA's Perseverance rover team tells people of Boulder after mass shooting