In the 1700s, sailors used sextants to navigate the seas. Centuries later, these old-timey tools saved the day on not one, but two of the Apollo missions!

On April 17, 1970, Apollo 13 returned to Earth after narrowly avoiding a deadly disaster in space. This was supposed to be the third mission to land on the moon. Astronauts Jim Lovell, Jack Swigert and Fred Haise launched on April 11 and...

Could you survive on Mars? This is, to a large extent, a Project Management question. And the answer is about your attitude to problem-solving.





I rewatched the film 'The Martian' wi
th...

The Apollo 13 crew was the farthest distance that humans have traveled from Earth. On April 14, 1970, the crew was 400,171 kilometers (248,655 miles) from Earth. The Apollo 13 mission was the third manned mission intended to land on the...

This video highlights Katherine Johnson's vital contributions to NASA, from calculating trajectories for the first manned space missions to helping bring Apollo 13 safely back to Earth. Her mathematical expertise was instrumental in...

This video is a detailed account of the Apollo 13 mission that took place on April 11th, 1970. It chronicles the events leading up to and following the explosion of oxygen tank #2, which resulted in a life-threatening situation for the...

Learn about the Apollo Space Program -- including the historic Apollo 11, Apollo 13, spaceflights, astronauts, historic dates, moon landings, explosions, rovers and more -- with this original Space Science video by KLT.

Exploramos la dramática historia del Programa Apolo de la NASA, comenzando con la ambiciosa fecha límite del presidente Kennedy para un aterrizaje lunar después de que la Unión Soviética tomara la delantera en la 'Carrera espacial'....

In The Martian, astronaut Mark Watney is stranded alone on Mars and must be rescued. It is an exciting tale of what could happen once humans start traveling to the red planet. Let’s take a look back at the most epic space rescues in...

A dramatic and information-packed account of the program to put a man on the Moon by the end of 1969.

The Apollo 13 crew was the farthest distance that humans have traveled from Earth. On April 14, 1970, the crew was 400,171 kilometers (248,655 miles) from Earth. The Apollo 13 mission was the third manned mission intended to land on the...

James A. Lovell and Fred W. Haise, two of the crew members of Apollo 13, chronicle their days at NASA, their careers, and their fateful mission that began 50 years ago on April 11, 1970. HWHAP Episode 139.

Just like earthquakes help scientists figure out what's going on inside our home planet, moonquakes have taught scientists a lot about the interior of the Moon.

James Lovell, the commander of Apollo 13 who helped turn a failed moon mission into a triumph of on-the-fly can-do engineering, has died. He was 97. (Scripps News)

Fifty years later, there is a new generation of astronauts inspired by lessons learned from the Apollo 13 mission.

Brian Grazer at the 'Apollo 13' Premiere at Academy Theater in Beverly Hills, California on June 22, 1995. (Footage by WireImage Video/Getty Images)

Rita Wilson at the 'Apollo 13' Premiere at Academy Theater in Beverly Hills, California on June 22, 1995. (Footage by WireImage Video/Getty Images)

Edgar Bronfman Jr at the 'Apollo 13' Premiere at Academy Theater in Beverly Hills, California on June 22, 1995. (Footage by WireImage Video/Getty Images)

Kelly Preston at the 'Apollo 13' Premiere at Academy Theater in Beverly Hills, California on June 22, 1995. (Footage by WireImage Video/Getty Images)

Ron Howard at the 'Apollo 13' Premiere at Academy Theater in Beverly Hills, California on June 22, 1995. (Footage by WireImage Video/Getty Images)

Ed Harris at the 'Apollo 13' Premiere at Academy Theater in Beverly Hills, California on June 22, 1995. (Footage by WireImage Video/Getty Images)

CLEAN: Exterior shots of Princess Diana, Princess of Wales, arriving at Apollo 13 Premiere on 7 September 1995 Hammersmith, England.

CLEAN: Exterior shots of Bill Paxton, actor, arriving at Apollo 13 Premiere on 7 September 1995 Hammersmith, England.

CLEAN: Exterior shots of Kathleen Quinlan, actress, arriving at Apollo 13 Premiere on 7 September 1995 Hammersmith, England.