If you’re looking for a fun and magical science experiment to do with kids, this Pot of Gold Experiment is perfect! It’s a ...

In anti-Klein tunneling, sound waves bounce back as if hitting an invisible wall; in Klein tunneling, they pass through the barrier effortlessly—as if the wall isn’t there at all.

Irradiating ammonia – which is made up of one nitrogen and three hydrogens – with ultraviolet light causes one hydrogen to dissociate from the ammonia. SLAC researchers used an ultrafast “electron ...