During his time in microgravity, Pettit, an inveterate tinkerer, said he likes to spend his free time either doing ...

Photoshop CC 2015.5 tutorial showing how to transform a daytime photo of a landscape into a moonlit, starry night. ➤ Get 15% ...

The predawn hours of April 28 will see a planetary triangle form in the night sky, as Venus makes a close approach to Saturn following a conjunction, while Neptune, invisible to the naked eye, will ...

April brings us Citizen Science Month and Earth Day—that means it’s the perfect time to get outside, explore nature, and even ...

In a rare and fleeting display early this morning, the skies offered a delightful surprise — a celestial ‘smiley face’ formed ...

Ten photographers shared an image or three with DPReview and discussed what Earth Day, celebrated yearly since 1970, means to ...

Skywatchers worldwide are in for a charming cosmic display before the sun rises Friday, as three celestial bodies will appear ...

VISIONARY Limerick students have shown impressive ingenuity with virtual-reality time-travel and forward-thinking climate ...