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Science

Welcome To The AnswerBank Science: twinned with CERN*. We're here to answer all questions scientific.

Whilst discussions and debates are encouraged, The AnswerBank reserves the right to remove answers that are misleading, e.g. by implying that a statement is a scientific theory or law when it is not, especially when such answers may impact personal health choices.

The AnswerBank makes no claim regarding the scientific accuracy of any post (question or answer) made by a member.

*Not actually twinned with CERN.

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Theland
How do scientists determine what is a law? I understand it to mean that if the same process or experiment, repeated over and over again, results in the same outcome, then that is a law. Afterwards,...
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ToraToraTora
https://www.youtube.com/watch?v=A2JCoIGyGxc Using geometry to explain why we can't exceed c, very neat way of doing it BTW but the conclusion is that we are all travelling at c through spacetime. So...
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fatgaz
hi peeps, let me start by saying i am no scientist but i do have an inquizative mind, right here goes :) , since scientists have now found particals that can travel faster than the speed of light...
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Daij
Using the conventional units for very small moments in time (nanoSeconds, Picoseconds, etc) How would you present a period of time that would be described as 1/138000000th of a second? Thanks in...
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ToraToraTora
https://www.bbc.co.uk/news/science-environment-54420240 It was a long time coming for Sir Roger, physics legend, well deserved....
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haras2
Happy 58th birthday Professor and thankyou for your excellent radio 4 programme A life Scientific and brilliant TV documentaries Long may they continue !...
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Peter Pedant
Oh dear readers these Nobel discussions havent been very - er - edifying so far. but never mind - the nominations continue. and I wonder what contributors think of these two for Chemistry and since I...
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crockshard
My husband and I managed to put the winter cover on our swimming pool yesterday without drowning 2 x under 4 grandchildren. A feat in itself! We also have ponds in our large garden. When skimming...
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Bert45
In Spain and Italy I have seen people put squash or soft drinks bottles, filled with water, on their doorsteps. I have been told that this is to deter cats or dogs, or both, from fouling the pavement...
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hillary750
This statement could be someone's words or something else. Who's it
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Welwynformed
If so what would be the result of colliding accelerated molecules?
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HAMMEROFTHOR
Hi all....I'm Wondering if like me, anyone else has seen a cluster of lights high in the eastern night sky, the lights are in a tight group, stationary, and seem to be too bright and and to close to...
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kbowe
Three cars are tested in a 16 m/s frontal crash. The results of the crash tests are shown below, with data indicating how much the crumple zone and safety cell of each car deformed. In each car the...
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sandyRoe
Countries like Australia and Saudi Arabia, for example, have coastlines and lots of sunshine. The costs involved must be prohibitive or they'd be doing it.
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eve1974
large antique mirror (broken) the back reflective part contains MERCURY. Council hazardous waste sites won’t take this. A certified hazardous waste disposal company will charge way too much. £2k!!! Is...
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bednobs
I was musing last night. How do we learn not to splat onto the floor?
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parray
From community ecology Answer upto 500 words...
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parray
How do spatial and temporal environmental heterogeneity influence diversity at different scales
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bags269
anyone as a child had gas at the dentist and what happened

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