While artificial intelligence lacks empathy, reason, and even basic common sense, we already rely on it to make major decisions that affect human lives. Who gets hired? Who gets fired? …

In his first World Science U Q+A session, Brian Greene takes questions on a variety of subjects including relativity, quantum, the cosmos and his WSU course, Space, Time and Einstein. …

Come venture deep inside the world’s biggest physics machine, the Large Hadron Collider. This extraordinary feat of human engineering took 16 years and $10 billion to build, and just weeks ago began colliding particles at energies unseen since a fraction of a second after the big bang.

After a storied career with 5 spaceflights (including three trips to fix the Hubble Space Telescope), NASA astronaut John Grunsfeld now helms the space agency’s scientific missions. He helps shepherd …

A universe that continually expands has long been the dominant cosmological framework. But a universe that undergoes cycles of expansion and contraction, perhaps for all time, has recently been analyzed …

Nearly every group has its extreme outliers. Where does fundamentalism come from? How does the most powerful organ in the known universe, the human brain, make emotionally driven decisions that …