All Questions
This is a very insightful question I'd be interested to know what Dr Schramm told you about it In any case, the answer is somewhat subtle I'll treat the gravitational case here,...
In a sense, particles will decay because they are lazy: they want to be in the lowest possible energy state they can reach So, if the decay products have lower energy than the...
"Is the earth very slowly getting larger and why PS I stand to win 20 quid off me mate if the answer is yes !!!!" I am not aware that this is happening and I can think of no...
It is theorized that an island of nuclear stability exists in the 114-116 region of atomic mass (Note by Sara: I think you mean atomic number) I assume that even though we...
The Sun has a radius 100 times that of the Earth which means that about 1,000,000 (1 million) Earths would fit into the Sun! By the way, take a look at the NASA Kids...
This question is still very much studied in astrophysics! The answer depends on how "close" you want your close encounter to be It is very unlikely that a passing star entered the...
First, a matter-antimatter collision is 100% efficient So even if you had a collision on the scale of a 10 million solar mass matter star combining with a 10 million solar mass...
Nothing spectacular (like time travel) happens when two black holes merge When two black holes merge, they just form a big black hole, that is all Of course, there ARE some...
We sure hope so! The search for life is an exciting motivator that gets us to find new planets, build new telescopes and study their atmospheres We have only one example of life...