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You are a marine biologist who wants to study what type of zooplankton (microscopic animals that live in the ocean and feed larger organisms) inhabit a particular area of the Pacific Ocean. You have...
I listened to a very interesting interview on BBC Radio 4 yesterday. Forty years ago for Radio Times, the scientist and broadcaster James Burke predicted events in 1993. He got a lot right, so the BBC...
With all the controversy over fracking, nuclear power, etc, etc., with a good deal of the earth covered in water, it seems to me that with a little innovation, we have potentially all the power we'll...
......back in 1977 when voyager 1 was launched
just announced on the news that the craft has now officially left our solar system, and is now flying through interstellar space...
I would never normally consider posting a question about ghosts in this section but I think I'll get the best answer here. I do not believe in any supernatural phenomena, however I was speaking to...
Half a circle is a SEMI circle. Half of a lot of things are SEMI - semi-final, semi-breve etc. - so why is half a sphere a HEMISPHERE and not a semisphere?
hi, I have this problem of maths, my probability is always 71.7% for every free throw . Assume I never get nervous or anything, I always have 71.7% I'll do many free throws in a year, so whats the...
I stood in the garden last night (about 11 - perhaps a bit early?) to see if I could spot any signs of the meteor shower. I didn't see what I expected (i.e. very quick, long streaks of light) - but I...
After noticing that a balloon filled with helium floats up, and a balloon filled with air falls to the ground, my question is this - If a balloon is filled with the correct amount of both helium and...
I’m trying to explain how close a 100m race is even though on the telly it looks likes there’s a distance between sprinters! There’s sometimes half a second between first and last. It's longer...