5:31
A Jovian Moon With Earth-Like Tectonics
The icy surface of Jupiter’s moon Europa may undergo processes similar to plate tectonics on Earth.
17:20
Unraveling the Mysteries of Black Holes
High energy x-rays provide a rare glimpse into the behavior of black holes.
Classroom Strategy: Image of the Day
Three approaches for using images as gateways to instruction in grades 4-16.
11:41
Close-Up With a Comet
The European Space Agency’s Rosetta spacecraft is the first probe to orbit a comet.
13:47
Close Your Eyes and Listen to the Night Sky
If the bright “supermoon” drowns out the Perseid meteor shower this year, why not listen for meteors instead?
Build Your Own Radio Telescope to Listen to Meteors
Even if it’s cloudy or you can’t get outside at night, you can still listen to the Perseid meteor shower using a simple FM radio setup or by building a radio telescope at home.
Balloon Rockets
In this lesson from the Chemical Educational Foundation, apply the concepts of pressure and Newton’s laws of motion to build balloon rockets.
A Galaxy Bonanza
This photograph of the universe taken by Hubble reveals more than 10,000 galaxies, including young ultraviolet ones.
17:21
The SciFri Book Club Introduces Dune
Sci-fi author Kim Stanley Robinson and astrobiologist Sara Imari Walker introduce the SciFri Book Club’s summer selection: “Dune”.
15:47
Meet the Mohawk Behind NASA’s Curiosity Mission
NASA’s “Mohawk Man,” Bobak Ferdowsi, talks public and private space exploration, plans for Europa, and whether or not we’ll be putting a human on Mars.