Welcome back to SciShow Quiz Show! In this episode Hank will be competing with older brother John Green in a battle of science related trivia on behalf of Subbable subscribers Anna Dilley & Andrew Villarreal.

The first American astronaut to orbit Earth, John Glenn passed away yesterday in Ohio. But he leaves an admirable legacy.

Charles Fishman, journalist and author of One Giant Leap: The Impossible Mission That Flew Us to the Moon, reflects on the Apollo program and its enduring relevance today. He emphasizes three often-overlooked truths: how impossible...

On May 24, 1962, NASA astronaut Scott Carpenter became the fourth American to go to space and the second American to orbit the Earth. Carpenter was one of NASA’s first group of astronauts known as the "Mercury Seven.” He was the backup...

On April 9, 1959, NASA introduced its very first astronaut class. This dashing group of young men is known as the Mercury 7. They were all military test pilots before they were chosen for the job, and they had all "the right stuff" to...

Discover the story of Katherine Johnson, a pioneering mathematician who broke racial and gender barriers at NASA. Learn how her calculations made space missions possible, including John Glenn's historic orbit and the early space...

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...

At a time when American space exploration was dominated by men, mathematician Katherine Johnson broke through gender and racial barriers to help change our understanding of the cosmos forever.

At its core the NASA History Office ensures that, as we look forward to the Moon, Mars and beyond, we remember the lessons we’ve learned from our predecessors. The race to the Moon in the 1960s occurred against a very different backdrop...

Learn about the International Space Station's menu. From the early days of pureed beef and vegetables in toothpaste-like tubes to the modern era of freeze-dried meals and international cuisine, we learn about the challenges and...

Explore the incredible life and accomplishments of NASA's Katherine Johnson, nicknamed the "Human Computer."  Understand her major contributions to the United States space program as a physicist, space scientist and mathematician and...

A fact-filled look at 23 of the most important events from man's on-going adventure in space. The first rocket to orbit the moon and women in space. Space Facts. Part 2