In physics, the three-body problem describes how three planets, tugging on one another with gravity, slip into chaotic motion ...

In quantum physics, light is identified by two linked properties that roughly correspond to a particle's position and intensity—but can never be known with perfect precision, a concept known as ...

We don’t know why some people are diagnosed with autism spectrum disorder. We don’t have a medicine that cures the COVID-19 infection. Some people deal with our collective ignorance by manufacturing ...

Artificial intelligence is learning without understanding meaning. A global data revolution has stripped away essential ...