Earth has a variety of islands and bodies of water that resemble a heart. ESA takes you on a tour. Credit: ESA ...

I transformed circular bokeh into heart shapes using a homemade aperture disc that I made using sticky tape and black paper ...

There's nothing wrong with wearing your heart on your sleeve, but when it comes to decorating your home for Valentine's Day, ...

New research of a Martian meteorite suggests that water - an essential ingredient for life - arose in hot springs on Mars 4.4 ...