SciShow Space • 1 episode •
Is There Sound in Space?
Sound can’t actually travel through a vacuum like space, but scientists have learned that there’s still plenty to hear.
Sound can’t actually travel through a vacuum like space, but scientists have learned that there’s still plenty to hear.
Sound can’t actually travel through a vacuum like space, but scientists have learned that there’s still plenty to hear.
For centuries the giant planets floated on the fringes of the solar system as distant objects in the eyepieces of astronomers. But in December 1973 mankind had its first close encounter with Jupiter. We chart the story of our discovery of these massive planets, Jupiter, Saturn, Uranus and Neptune.
3/8 • The Planets • 2004 • Astronomy
MARS: Inside SpaceX will go inside SpaceX's plan to get humanity to Mars, providing an unprecedented glimpse into one of the world's most revolutionary companies. Filmed over the course of three years - this journey will take us behind the scenes with Elon Musk and his engineers - as they persevere amidst both disheartening setbacks and huge triumphs to advance the space industry faster than we ever thought possible.
For years, scientists suspected that the oceans came from molecules delivered to Earth from distant stars by asteroids, but a new discovery suggests that their true origins may be more exotic.
S4E7 • How the Universe Works • 2015 • Astronomy
Finding alien life on a distant planet would be amazing news - or would it? If we are not the only intelligent life in the universe, this probably means our days are numbered and doom is certain.
In a Nutshell • 2018 • Astronomy
The attempt to send and land astronauts on Mars risks billions of dollars and the lives of those brave enough to attempt it. Is the possible benefit really worth the risk? And is it really achievable? Guiding us through this ethical and scientific minefield is Dr Kevin Fong. Kevin's diverse background in astrophysics, aeronautics and medicine makes him uniquely placed to understand the technical and human challenges of this perilous journey. With the help of the BBC's rich archive and a cast of supporting experts, Kevin leads us through the journey to Mars stage by stage. For Kevin, not only is this the toughest journey we will ever attempt, it is one that he feels we ultimately must make if we are to survive as a species.
2017 • Astronomy
It's hard to get to space.But there is a concept that might make it possible: the space elevator. How exactly does it work.
In a Nutshell • 2016 • Astronomy
