46 years ago, Carl Sagan beautifully explained the fourth dimension using a sliced apple
How do you explain the concept of a fourth dimension to humans who are only able to see…
Physicists discover what controls the speed of quantum time
“The concept of time has troubled philosophers and physicists for thousands of years, and the advent of quantum…
Watch a Man Get Launched Off a Truck at 50 MPH, for Science
You’ll sometimes hear scientists say that the most exciting thing in science is a discrepancy between a theory’s…
Something Far Darker Than a Black Hole Could Hide in The Heart of The Milky Way : ScienceAlert
There’s no denying that something massive lurks at the heart of the Milky Way galaxy, but a new…
Highly sensitive and stable perovskite detector for ultrahigh-energy radiations via dynamic repair regulation
Cao, Z. et al. Ultrahigh-energy photons up to 1.4 petaelectronvolts from 12 γ-ray Galactic sources. Nature 594, 33–36…
Why Haven’t Quantum Computers Factored 21 Yet?
If you are to believe the glossy marketing campaigns about ‘quantum computing’, then we are on the cusp…
Are there Hidden Dimensions to the Universe? Part 3: The Graviton Tower
This is Part 3 of a series on large extra dimensions. Read Parts 1 and 2. To test…
Pulsar clocks hint at massive dark matter clump hiding in Milky Way
Astronomers have spent decades hunting for dark matter by looking for light that isn’t there — and that…
A Dense Clump Of Dark Matter, Not A Supermassive Black Hole, Could Reside In The Milky Way’s Center.
For years the scientific consensus was that a supermassive black hole (SMBH) resides in the center of the…
Winners of International Quantum Year science-journalism competition picked – Physics World
Winners of International Quantum Year science-journalism competition picked – Physics World Skip to main content Discover more from…
How do scientists hunt for dark matter? A physicist explains why the mysterious substance is so hard to find
Curious Kids is a series for children of all ages. If you have a question you’d like an…
Impossibly powerful ‘ghost particle’ that slammed into Earth may have come from an exploding black hole — and it could upend both particle physics and cosmology
An impossibly powerful “ghost particle” that recently slammed into Earth may have come from a rare type of…