Science Questions

Science questions are a fun and interesting way to learn about planet Earth, organisms and the universe. In this section you'll find an incredible collection of science questions covering a wide variety of topics.

Why is Uranium-235 ideal for nuclear power?

Nuclear plants provide the world with much of its electricity. Learn why Uranium-235 is ideal for nuclear power, in this article.

10 Technologies That Help Buildings Resist Earthquakes

Bend but don't break: That's the idea behind many of these temblor-thwarting technologies. They may even allow a building's inhabitants to walk out unharmed and start picking up the pieces after the earthquake subsides.

What technologies have made search and rescue easier?

Time is of the essence when trying to rescue people trapped at sea or in a crumbling building. But finding the victims can sometimes be difficult. Thankfully, cutting-edge technologies are taking the "search" out of search and rescue.

How do engineers stabilize buildings for rescue?

The scene of a disaster isn't a place of order, at first glance. But it's not just EMTs, firefighters and police officers competing for space. In fact, those professionals would be at serious risk if there weren't also engineers on the scene.

What is a nano quadrotor?

Seven million (and counting) YouTube viewers can't be wrong. Nano quadrotors are tiny, autonomous flying machines that have the Internet buzzing.

Will buildings ever be truly earthquake-proof?

Most loss of life in earthquakes comes from people being trapped inside crumbling buildings. And engineers have come up with many techniques to lessen the structural damage. But is there a way to make a building completely earthquake-proof?

10 of the Craziest Discoveries of 2012

Science uncovers mysteries both large and small. And then there are some discoveries that make us shake our heads. There were more than a few of those in 2012.

10 Science Questions You Should Really Know How to Answer

Why is the sky blue? What's relativity all about? If you're thinking, "something to do with light and physics and stuff," we have some short explanations for you.

10 Oddball Questions Scientists Have Genuinely Tried to Answer

On its good days, science is incredible and enlightening. On its bad days, science can be anywhere from gross to downright bizarre. What are some of science's craziest questions? (And why did anyone want to answer them?)

Why are objects in the side-view mirror closer than they appear?

"Objects in mirror are closer than they appear." That little line appears so often and in so many contexts, it's almost lost all meaning -- but why is it there, and what does physics have to do with it?

How could you confuse a rubber hand for your own hand?

In the simple rubber hand illusion, a subject is made to believe a rubber hand is in fact his own. How does this clever parlor trick work, and how could it help shed light on body-related distortions?