Crash Course
Light
In order to understand how we study the universe, we need to talk a little bit about light. Light is a form of energy. Its wavelength tells us its energy and color. Spectroscopy allows us to analyze those colors and determine an object’s...
NASA
Gravity Assist: A New Set of X-Ray Eyes is Launching, with Martin Weisskopf
NASA is about to launch a new spacecraft to look at the universe in X-ray light. The Imaging X-Ray Polarimetry Explorer, IXPE, will look at extreme objects such as black holes, neutron stars, and supernovae, asking fundamental questions...
Curated Video
Search for asteroid that may have struck millions of years ago
1. Wide shot Gulf of Mexico
2. Various aerial shots Maurice Ewing research ship
3. SOUNDBITE: (Spanish) Manuel Anguas, Deputy Admiral, Mexican Navy:
"That is correct, they have to present to the naval authorities all the corresponding...