Why do people have wisdom teeth?
Ariadne Letra, University of Pittsburgh and Seth M. Weinberg, University of Pittsburgh Curious Kids is a series for children of…
Ariadne Letra, University of Pittsburgh and Seth M. Weinberg, University of Pittsburgh Curious Kids is a series for children of…
Matter in deep space is very spread out, which makes it impossible for any sound waves to travel. NASA, ESA,…
If traveling into the past is possible, one way to do it might be sending people through tunnels in space.…
Without a point of reference, it can be hard to tell just how fast an airplane is traveling. Daniel Berehulak/Getty…
Your zodiac sign – like Sagittarius, the archer – might be in the stars, but your future isn’t. scaliger/iStock via…
Making a book takes lots of brainstorming and writing, but there are many steps to printing it, too. sykono/iStock via…
Cash is pretty convenient. Dilok Klaisataporn/EyeEm via Getty Images M. Saif Mehkari, University of Richmond Curious Kids is a series…
Is it possible to recreate dinosaurs from their DNA? Tyrannosaurus rex was a relentless predator who lived during the Cretaceous Period…
Whether big or small, if you see something that people need, you can start a company. Tony Anderson/Stone via Getty…