Answers to Engineering Questions

What does biodegradable plastic actually break down into?

What kind of propellers should you have if you want to fly into a storm?

Are electric planes the vehicles of the future, or just a pipe dream?

How do they work?

And why is it STILL on my walls?

Will lunar living be in the near future?

What prevents them from sticking?

Is it possible to weigh things in space?

No one wants rust, but what makes it happen?

They're the stuff of sci-fi, but how do lasers actually work?

It's conspiracy time: was the moon landing staged?

Do we need to start panicking, or what?

SPOILER: It's not bricks.

What are the chances that a bridge will stay standing?

Are we getting close to the limits with construction?

Is digging deep the most efficient way to build in a crowded city?

Cape Town may have to turn the taps off...

You'll be hungry for an answer to this pasta problem...

Anthony wants to know if launching a rocket from a tube would make it travel faster.

Would it ever be possible?

Was is put there on purpose?

Would a car protect you from a lightning strike, and what would happen if you were driving?