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.
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Sound can’t actually travel through a vacuum like space, but scientists have learned that there’s still plenty to hear.
In just half a century, the human population has doubled to 7.4 billion, and during that time, astronaut and satellite photos have been capturing the startling changes on our planet. See how humans have made their mark reshaping the planet in our quest for new sources of food, power, and shelter. From glimmering new megacities like Shenzhen, China to areas affected by climate change like Mt. Kilimanjaro and Florida, witness Earth's changing look--the spectacular and the shocking--from 250 miles up.
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What would happen if we bring a sample (the size of a house) of the Sun to Earth?
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The Earth, the sun, the stars, and everything we can see, only comprise five percent of the universe. But what about the other 95 percent? Scientists are puzzling over dark matter and dark energy, the mysterious components that make up the rest.
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The Space Shuttle fleet was retired in 2011 after leading international missions for three decades. This is the dramatic story of the tragedies and triumphs of the Space Shuttle fleet, and how it broadened humankind's exploration of space.
14 • Cosmic Front • 2014 • Astronomy
The story of how an underground group of scientists took on the establishment to send a spacecraft to the most distant world ever seen up-close. It would be an astounding, yet life-affirming journey for all.
S1E8 • Secrets of the Solar System • 2020 • Astronomy
In summer 1969, Apollo 11 succeeded as the first manned mission to land on the moon. The next challenge was to design and build the first exploration vehicle. It had to allow astronauts to explore the moon's surface, but it had to fit in just a meter square space!
15 • Cosmic Front • 2014 • Astronomy
