Happy Monday, DC! We know: It’s hot out there. But this week, there are lots of fun things to do—both indoors and out—in and around the city.

When driving downhill, you might be tempted to shift your car into neutral and let gravity do the job for you. That's not a ...

In a twist on conventional wisdom, researchers have discovered that in ocean-like fluids with changing density, tiny porous particles can sink faster than larger ones, thanks to how they absorb salt.

Oftentimes, when a video game comes out, there is a fair amount of marketing involved. For example, when a new Pokemon game ...

Imagine a place where gravity seems to behave in strange, mysterious ways. These baffling locations around the world have ...