Most outdoor enthusiasts know Yosemite's El Capitan, arguably the world's toughest climb, but fewer are aware of another similar peak further south in a highly underrated national park in Texas ...
Videos from Yosemite National Park show the iconic "Firefall" phenomenon glowing at Horsetail Fall inside California's crown jewel.
The world's fastest supercomputer 'El Capitan' can reach a peak performance of 2.746 exaFLOPS, making it the planet's third exascale computer.