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Built close to the summit of Mauna Kea in Hawaii, the W.M. Keck Observatory—powered by twin 10-meter optical telescopes, the largest of their kind—is one of the most influential ground-based observatories operating today. Andrew Richard HaraBuilt close to the summit...

Techers share their thoughts on the ideas and inventions that will shape our world over the coming decades. Illustrated by Valerie ChiangEnergy Harvesting Technology for large-scale energy harvesting, such as harvesting the mechanical energy from ocean waves, road...

Katie Mack brings galactic ideas down to earth. by Peg MolineKatie Mack (BS ’03), a theoretical astrophysicist at North Carolina State, studies some of the most complex topics in the cosmos—dark matter, galaxy formation, and the origins of the universe. But she is...