Gravity is something every person on Earth intuitively understands: It is what keeps you on the ground. But how come gravity pulls down, rather than pushes up? Einstein came up with the answer.
Faster than light travel is the only way humans could ever get to other stars in a reasonable amount of time.
Les Bossinas/NASA/Wikimedia Commons
If humanity wants to travel between stars, people are going to need to travel faster than light. New research suggests that it might be possible to build warp drives and beat the galactic speed limit.
Feel like traveling to another dimension? Better choose your black hole wisely.
Vadim Sadovski/Shutterstock.com
Feel like visiting another star system or dimension? You can do this by traveling through a spacetime portal of a black hole. But you better choose carefully. All black holes are not created equal.
It’s a bird… It’s a plane… No, it’s an object from another solar system! Astronomers have been scrambling to identify a mysterious object passing through our solar system at a speed of about 160,000 km/h. This NASA file image shows a simulation of asteroids passing the earth.
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It was an exciting year in space exploration, with mind-blowing triumphs and heart-breaking failures. On Earth, new rockets and spacecraft were tested by space agencies and commercial ventures. SpaceX…
Interstellar has been praised for its attempt to make the “hard science” of astrophysics both accessible and exciting to a popular audience. Through cutting-edge special effects, it takes audiences on…
Matthew McConaughey
embodies the heroic scientist in Interstellar.
Paramount
Declan Fahy, American University School of Communication
Interstellar’s protagonists spend a significant portion of the movie’s 169-minute running time giving mini-lectures – sometimes with props and a little whiteboard – on theoretical physics. The characters…
Note: this article has spoilers. In Interstellar’s near-ish future, our climate has failed catastrophically, crops die in vast blights and America is a barely-habitable dustbowl. Little education beyond…