People have been flying airplanes for well over a century. Engineers know how to balance all the forces at play, but still aren’t exactly sure how some of the physics of flight actually works.
A centuries-old experiment shows the differences between classical and modern physics. Physicists use thought experiments like this to think about how objects move both on Earth and in the stars.
If we lived in a cosmic area with below average density, it would explain recent contradictory measurements of the universe’s expansion.
When you’re an astronaut landing on the Moon, you can’t rely on the same gravitational cues we have on Earth. But regimented training with sensory devices could one day prevent spatial disorientation.
It seems there isn’t a sci-fi part if the universe in which everything is made of antimatter.
Space can damage everything from your cardiovascular and nervous systems to your mental health – long voyages can feel isolating for many.
How does flowing water make electricity? An engineer explains hydroelectric generation.
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