Interesting Engineering on MSN

Your heart may shrink and bones could dissolve: Deadly reality of sending humans to Mars

The heart, now working under less strain, begins to shrink. Red blood cells are destroyed to maintain balance, and blood ...
inews.co.uk

Men are losing their Y chromosomes - and it's accelerating the ageing process

The answer – if you didn’t guess from the picture, above – is the Y chromosome. This is part of human DNA that makes foetuses ...