gravity
Many Astronauts Never Recover all of their Bone Density after Returning to Earth
A new study shows that astronauts do not recover all of their bone strength when they return to Earth, meaning…
What is Einstein’s Theory of Relativity?
More than a century after he first proposed it, Einstein's Theory of Relativity is still foundational to our understanding of…
If Planet 9 is out There, Here's Where to Look
A study of Kuiper belt objects points strongly to the existence of a super-Earth on the outer edge of our…
Fantastic Visualization Shows What Would Happen if you Dropped a Ball Across the Solar System
Summertime means it’s time to play ball! But what would it be like to play ball on various locations across…
A new Approach Could Tease out the Connection Between Gravity and Quantum Mechanics
A proposed experiment using super-cooled atoms could reveal the nature of quantum gravity.
Magnetic Fields Help Shape the Formation of New Planets
In all of scientific modeling, the models attempting to replicate planetary and solar system formation are some of the most…
Health Issues From Spaceflight Might Originate in the Mitochondria
An analysis of all the data we have on the effects of microgravity has indicated that the problem could have…
Weekly Space Hangout: September 30, 2020, Dr. John Kiss Discusses the Growth of Plants in Space
https://youtu.be/AgDiv5WZQi0 This week, we welcome Dr. John Kiss from the University of North Carolina, Greensboro (UNCG). Tonight, Dr. Kiss will…
Gravity is tested down to a scale smaller than the thickness of a human hair
Gravity was the first force of nature to be realized, and in the centuries since we first cracked the code…
Astronomy Cast Ep. 503: Gravity Mapping
The Earth looks like a perfect sphere, but down here on the surface we see that there are mountains, rivers,…