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Space elevator dream hits 50-year mark

Science editor Alan Boyle's Weblog: The Russian engineer who came up with the modern concept for a space elevator 50 years ago originally thought it'd take 200 years to build it. Today he's more optimistic.

Cosmic Log: Get the most out of the meteors

Science editor Alan Boyle's Weblog: This year’s Perseid meteor shower is shaping up as a beaut. The big night is next Thursday, but anytime now is a great time for skywatching.

Seattle space elevator team wins $900,000

A Seattle-based team has won $900,000 in this year's Space Elevator Games, a NASA-sponsored contest to build machines powered by laser beams that can climb a cable in the sky. Full story

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Cosmic Log: Space elevator faces reality

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Related Photos

Space elevator station
Space elevator station

This artist's concept shows the view from a geostationary transfer station, looking down the length of a space elevator toward Earth.