Optical illusions are a simple yet effective way to check how well you can think critically and observe closely. While some ...

The sign at the door at Jordan’s Jungle says, “Leave your stress and worries at this entrance. Breathe in and immerse yourself in nature.” It does, in fact, ...

The Hubble Space Telescope launched on April 24, 1990, aboard the Space Shuttle Discovery (STS-31), and deployed into Earth ...

The first Earth Day happened shortly thereafter, on April 22, 1970. Of course, astronauts on their way to the Moon can ...