Browsing Tag
pbs space time
26 posts
How Do We Know If an Asteroid Will Hit Earth?
Astronomers track faint moving objects across the sky and use orbital math—refined since Kepler and Gauss—to determine whether…
The (Possible) Cosmic Origins of DNA
The theory of pseudo-panspermia suggests that the essential building blocks of life, such as amino acids and nucleobases,…
The Final Challenge to Our Nuclear Future
Fusion energy is nearing feasibility as major technological challenges have been addressed. The remaining hurdle is the construction…
Do Black Holes Get “Full?”
Observations from the James Webb Space Telescope reveal quasars powered by black holes growing far faster than previously…
What an Electron Truly Looks Like
While traditionally visualized as a tiny ball, quantum mechanics describes electrons as fuzzy wave functions, with properties like…
Here’s Why We’re Suddenly Going Back to the Moon
Recent lunar exploration efforts, including those by private companies and nations like India and China, have focused on…
Maybe We Shouldn’t Be Calling Out to Aliens After All
The Dark Forest Hypothesis is presented as a solution to the Fermi Paradox, which refers to the apparent…
The Consequences of Throwing Explosives to Outer Space
On July 9th, 1962, the United States conducted the Starfish Prime test, a thermonuclear detonation in outer space…
Finding the Most Distant Black Hole Ever Detected
UHZ1 is the most distant black hole ever detected, located at the literal edge of the observable universe,…
Is “Antigravity” Real—And Does “Antimatter” Have Anything To Do With It?
Conducting experiments to measure the effects of gravity on antimatter is extremely difficult due to the rarity of…