How Do We Know The Age of The Universe? [VIDEO]
Scientists know that the universe is about 13.8 billion years old. But how do they know this?
Physics Girl: How the Edge of Our Galaxy Defies Known Physics [VIDEO]
Physics Girl explains how the edge of our galaxy and dark matter defy known physics.
Progress in the Search for Habitable Exoplanets
Are there habitable exoplanets? In 2001, the first exoplanet inside a habitable zone was discovered. What are the most recent developments in this search?
How a Blind Astronomer, Wanda Diaz Merced, Found a Way to Hear Stars
When astronomer Wanda Diaz Merced lost her vision, she had the realization that visual scientific data could be translated into sound.
NASA | Massive Black Hole Shreds Passing Star [VIDEO]
"Tidal Disruptions" are the name for what happens when a star gets too close to a massive black hole, and is ultimately ripped apart.
What Can Cosmic Dust Tell Us About Our Solar System?
Cosmic dust includes comet dust, asteroidal dust, dust from the Kuiper belt, and interstellar dust passing through our galaxy.
Hubble Science Nebula Video: Starbirth Nebulae, Cosmic Cradles
In this NASA Nebula video, the Hubble telescope’s beautiful images of nebulae are created by the radiation of newly formed stars on surrounding gasses.
Dr. Stephen Barr — The Multiverse
In this video, Dr. Stephen Barr provides some parameters to help understand ideas behind the possibility of a multiverse.
Habitable Worlds and the Origin of Water
The Öberg Astrochemistry Group uses observations to address how molecules form and how their evolution may be associated with the origins of life.
Dr. Vera Rubin and Why Dark Matter Matters
Because of Dr. Vera Rubin, dark matter became a household term in the 1980’s, but we still aren’t sure what it is or even if it really exists.
Dr. Michio Kaku – Goldilocks Theory [VIDEO]
Dr. Michio Kaku discusses the Goldilocks Theory and many conditions in the universe that must be just right to make for life and intelligent beings.
Dr. Michio Kaku String Theory and Cosmic Music [Video]
In this 4-minute video clip Dr. Michio Kaku discusses the affect that Einstein’s attempt at discovering a unified theory of everything had on his life, how that led him into String Theory, and how ...