A common theme in science-fiction media, time travel is captivating. It’s defined by the late philosopher David Lewis in his essay “The Paradoxes of Time Travel” as “[involving] a discrepancy between ...

Time is the most common noun in the English language... but what is time? Source: Guy P. Harrison Looking for some psychological stimulation to exercise your mind and spice up your day? Try devoting ...

It’s not just in your head — time can actually flip. Physicists in New York have pulled off what sounds like a page ripped from a sci-fi script: They’ve confirmed that “time mirrors,” a trippy ...

As different initiatives, priorities, and efforts to change teaching and learning in schools come and go, one challenge remains constant: Time is a finite resource. In elementary schools, especially, ...

At Melbourne Elementary School in north-central Arkansas, time for science is a priority—even for the youngest students. Starting in kindergarten, teachers dedicate 30-40 minutes for the subject each ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. To make a space crystal, you need the immense pressures of the Earth ...