From interactive diagrams to A.I. assistants, virtual tools are beginning to supplant physical dissections in some classrooms ...

Why do no two human faces look quite the same? Although we all follow the same biological blueprint, our features—the curve ...

The series, which is a staple of ABC programming at this point, continues its 22nd season on Thursday, Nov. 6 at 10 p.m. You can watch live as it airs on DirecTV (free trial) or Fubo TV (free trial).

Can you chip in? This year we’ve reached an extraordinary milestone: 1 trillion web pages preserved on the Wayback Machine. This makes us the largest public repository of internet history ever ...