Here is what would make a quantum computer so powerful.
I find it fascinating that based on what we now know, we can’t yet say that it’s impossible to travel in time.
These virtual particles are really particles that simply are created from empty space, particle anti-particle pairs that exist for a time-scale so short that you can’t observe them by any measurement, but they're...
In cosmology we are at a similar place to where Darwin was in biology.
You want to make this macroscopic object, you want to keep it behaving quantum mechanically which means isolating it very carefully from, within itself, all the interactions and the outside world.
Throughout my career I’ve been surprised. Perhaps the most amazing surprise to me was actually one that I ultimately proposed but it defied everything I'd thought before. And that is this amazing result that empty...
The last thing we want to do is water down the teaching of biology because some people don’t recognize that evolution happened.
Lawrence Krauss argues for differential pay scales for teachers with advanced training in science and math to accommodate the free market.
The physicist on the spiritual consolations of realizing we're probably unique in the universe, and not part of some greater plan.