SciShow
3 Historic Firsts in Asteroid Exploration
We’ve visited lots of places in our solar system in the last 60 years, but modern technology has made an unlikely candidate the hottest new frontier of solar system exploration: asteroids. Today, we’ll take a look at a few exciting...
Curated Video
Democratic Symbols
In ancient Athens, symbols were used to promote religious and democratic ideals and beliefs. Thousands of years later these symbols helped to define the United States.
NASA
NASA | THEMIS Discovers Biggest Breach of Earth's Magnetosphere
NASA’s THEMIS mission has overturned a longstanding belief about the interaction between solar particles and Earth’s protective magnetic field. This new discovery could help scientists predict when the solar storms that can disrupt power...
NASA
NASA | Tracking Energy through Space
Simulation courtesy of J. Raeder/UNH. This short video features commentary by David Sibeck, project scientist for the THEMIS mission, discussing a visualization of reconnection fronts. Taking advantage of an unprecedented alignment of...
NASA
NASA Spacecraft Uncover Mystery Behind Auroral Beads
A special type of aurora, draped east-west across the night sky like a glowing pearl necklace, is helping scientists better understand the science of auroras and their powerful drivers out in space. Known as auroral beads, these lights...
NASA
NASA | The Mystery of the Aurora
With spring right around the corner it is the season for auroras. The beautiful and mysterious auroras are spectacular to watch, but they are actually a manifestation of violent space weather. This weather can create big problems here on...
NASA
NASA | THEMIS Mission
NASA's THEMIS mission consists of five identical probes that will track the violent, colorful eruptions of aurora near the North Pole. The satellite is scheduled to liftoff on February 15, 2007 aboard a Delta II rocket from Launch...
Getty Images
Eleni Roussinou, Themis Panou at Closing Ceremony - The 70th Venice International Film Festival on September 07, 2013 in Venice, Italy (Footage by WireImage Video/Getty Images)
Eleni Roussinou, Themis Panou at Closing Ceremony - The 70th Venice International Film Festival on September 07, 2013 in Venice, Italy (Footage by WireImage Video/Getty Images)