Â鶹ÊÓƵ

Admission and parking are free at Boulder's annual Fourth of July celebration at Folsom Field. Entertainment starts at 8:30 p.m., and fireworks begin at dark.

When the club started in 1919, it consisted of 23 women and 12 men. One hundred years later, it has more than 700 members.

Construction of a new integrative physiology building reached a literal apex Thursday, as the final steel beam was ceremoniously signed and laid atop the new structure. A formal topping-off event was held at the site, home to a new $21.8 million expansion of the Ramaley Biology Building.

Artificial gravity has long been the stuff of science fiction. Picture the wheel-shaped ships from films like 2001: A Space Odyssey and The Martian, imaginary craft that generate their own gravity by spinning around in space. Now, a team from CU Boulder is working to make those out-there technologies a reality.

NASA announced that it will send a new infrared camera to the moon to collect unprecedented temperature data on the boulders and shadows at the surface.

New research from a CU Boulder physicist might break open the mathematical puzzle that has stalled string theory research for decades.