This space wallpaper is an artist’s impression showing the yellow hypergiant star HR 5171. This is a very rare type of star with only a dozen known in our galaxy. Its size is over 1300 times that of ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. This space wallpaper is a long-exposure Hubble Space Telescope image of massive galaxy cluster ...

Smart Space isn’t just about technology for technology’s sake. Over the past three years, we’ve delved into all the key categories of today’s tech-filled lifestyles, seeking out the very best from ...

This is a classic example of parallax (although this is fake parallax). You can create another example of parallax yourself. Hold you thumb out straight in front of your face at arms length. Now close ...

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› By Katie Okamoto Katie Okamoto ...