Summer officially begins in the Northern Hemisphere on June 20 with the summer solstice, the day with the greatest amount of ...

"I'm very happy to give up a lot of luxuries in order to just not work all the time and not pay rent." Couple shares ...

Gravitational assists are an emblematic example of why space travel is hard —it is exactly rocket science, after all. Gravity ...

Could a passing star be on a collision course with our solar system and, eventually, Earth?It’s difficult to know if such an ...