Milano Cortina 2026

Milano Cortina 2026

No Olympic competitions covers more ground than the 50-kilometer cross-country ski races. The grueling event takes more than 2 hours to complete, requiring competitors to ski a distance longer than a marathon. That’s still, however, less than an eighth of the...
Milano Cortina 2026

Milano Cortina 2026

No Olympic competitions covers more ground than the 50-kilometer cross-country ski races. The grueling event takes more than 2 hours to complete, requiring competitors to ski a distance longer than a marathon. That’s still, however, less than an eighth of the...

Explorer 1 Images

Explorer 1, the first U.S. satellite, was a joint project of the Army Ballistic Missile Agency in Huntsville, Alabama, which built the launch rocket; the Jet Propulsion Laboratory in Pasadena, California, which built the satellite; and the University of Iowa, where...

Explorer 1 Images

Explorer 1, the first U.S. satellite, was a joint project of the Army Ballistic Missile Agency in Huntsville, Alabama, which built the launch rocket; the Jet Propulsion Laboratory in Pasadena, California, which built the satellite; and the University of Iowa, where...