Originally published 05/21/2013
Some are baffled and others saddened by the fact that humans put footprints on the moon more than 40 years ago and have not ventured a fraction of that distance from home since. Have we lost our spirit of exploration?Not at all, said Arizona State University historian Stephen Pyne, but we're seeing the end of one great era of exploration and the start of a new one. In a talk May 15 at Drexel University, Pyne said we are just entering a third great era of exploration kicked off by the Voyager spacecraft, which explored thousands of times farther than any human-led expedition could go.The twin spacecraft Voyagers 1 and 2 were launched in 1977 and since then have brought us spectacular pictures not only of the planets but their bizarre and diverse moons. Today, Voyager 1 is on the verge of crossing through a theoretical boundary called the heliopause, which marks the end of the solar wind's reach and the beginning of interstellar space....
- Donald Trump Is Wrong on Mosul Attack, Military Experts Say
- Emmett Till memorial sign is riddled with bullet holes and has been repeatedly vandalized
- Posthumous pardons law may see Oscar Wilde exonerated
- Has an Election Ever Been Rigged in U.S. History?
- A short history of white people rigging elections
- Steven Runciman — historian, tease and professional enigma — is the subject of a biography
- Historian Eric Foner: Trump is Logical Conclusion of What the GOP Has Been Doing for Decades
- Ken Burns developing 'The Gene' based on Mukherjee's bestseller
- Does the 'Father' of the 1948 Ethnic Cleansing Narrative Really Want to Recant His Words?
- Max Boot wants to know “what the hell happened to my Republican Party?"