
What Is the "Mother of All Bombs" That the U.S. Just Dropped on Afghanistan?
The mushroom cloud from the 22,000-pound air-blast bomb was meant to send a clear message

What Is the "Mother of All Bombs" That the U.S. Just Dropped on Afghanistan?
The mushroom cloud from the 22,000-pound air-blast bomb was meant to send a clear message

Build the Best Big-Bubble Wand
A tension-filled science activity


Atomic Spins Evade Heisenberg Uncertainty Principle
New measurements revise the limits of quantum fuzziness

Exoplanets Make Life Conversation Livelier
Astronomer Caleb Scharf weighs what ever more exoplanets mean in the search for extraterrestrial life.

Researchers Solve Critical Flaw in Lithium–Sulfur Batteries
Scientists have created a thin composite film that gives lithium–sulfur cells exceptional durability

Tiny Mite Uses Cyanide to Fight Predators
Soil-living animal is one of the rare creatures that use this potent poison

Pulling the String on Yo-Yo Weight Gain
Mice that lost weight and then gained back more than they lost maintained an obesity-type microbiome that affected biochemicals involved in either burning or adding fat--suggesting interventions.

New Process Squeezes Sulfur Out of Diesel Fuel
Sulfur emissions cause acid rain but a chemical reaction can remove almost all of the substance

Brain Hackers Seeking Peak Performance Use Risky Chemical Cocktails
“Smart drugs” are not clinically proven and could be dangerous

Jupiter Moon to Be Searched for Life
If anything's alive on the ice-covered ocean world of Europa, a future NASA mission hopes to find it.

Forensic Science: Trials with Errors
What appears to be accepted science in the courtroom may not be accepted science among scientists.

Quantum Microscope Spies on Chemical Reactions in Real Time
Diamond-based imaging system uses magnetic resonance of electrons to detect charged atoms