Scientists are homing in on the nature of a mysterious force called dark energy, and nothing short of the fate of the universe hangs in the balance. The force is enormous — it makes up nearly 70 ...

Dark energy, the mysterious force thought to be driving the ever-faster expansion of the universe, appears to be changing over time, according to new observations released Wednesday. If dark ...

Scientists are homing in on the nature of a mysterious force called dark energy, and nothing short of the fate of the universe hangs in the balance. The force is enormous—it makes up nearly 70% ...

It's a win-win, and it's why everything on iStock is only available royalty-free — including all 4K Resolution images and footage. What kinds of royalty-free files are available on iStock? How can you ...

It's a win-win, and it's why everything on iStock is only available royalty-free — including all 4K Resolution images and footage. What kinds of royalty-free files are available on iStock? How can you ...

Users can set any of those as their preferred background at any time, or pick from a new set of community sourced wallpapers: Dark, dimmed, and light variations are provided Eagle-eyed enthusiasts ...

Have you tried treating dark spots on your own without getting the results you want? Do you see new dark spots appear as others fade? If you answered yes, you’re not alone. Darks spots and patches ...

An abstract painter and visual artist known professionally as K.I.A., Andersen has spent the last decade experimenting with what he calls “weather work,” working alongside natural winter ...