How many planets are there in our solar system? Nine? Eight? Twelve? Hundreds? I know many will insist there are nine, with Pluto as the ninth planet, but ...

You might want to solve today's puzzle before reading further! Carpe Diem (Freestyle) Constructor: Dena R. Witkes Editor: Amanda RafkinStart the day smarter. Get all the news ...

The puzzle building competition is done with teams of four puzzle builders working together to see how quickly they can complete their puzzle. To make the competition fair, each t ...

Until now, Antarctica was the only continent on Earth without any known amber fossils. But sediment cores taken from below the seafloor have revealed a tiny piece of fossilized resin holding fragments ...