Ask a scientist

Most often, your question can be answered by going to the following areas,

If you have a different question, please search our archives:

If your question has not already been answered, you may Ask-a-Scientist.

Ask-a-Scientist

Featured Question


Physics

Richard L. Gibbens from Colorado asks,

My question concerns the latest news about the Cosmological Constant. Has it now been established...

the answer

I'm a stellar astronomer and not a cosmologist, but perhaps that's better...

Read the answer...

Biology

Jen from Orland Park asks,

If you find a bone in an archeological dig how can u tell what kind of animal it was?

the answer

An animal's bones are usually distinctive because they have evolved to fit...

Read the answer...

Engineering

Damanjit Singh from New Delhi, India asks,

What will happen if we use petrol in a diesel engine or vice versa?

the answer

Petrol in a diesel engine

[I have inadvertently investigated...

Read the answer...

Biology

Daniel from Elk Park asks,

I have a wierd question: can a 250 lbs 5 foot 7 woman stand and walk on a 170lbs 6foot 2 man...

the answer

First: this is ONLY advice and if something does happen it's not our fault....

Read the answer...