What do you give a great scientist for his birthday when he’s already got everything?
Not all humans can be concert pianists. Some humans can’t speak or get out of a wheelchair or remember their daughter’s name anymore. Here we enter into moral and ethical issues.
A bottleneck of two, or a first pair at our origin older than 500,000 years, is possible.
If the past is any guide, where the critics are substantive rather than snarky or patronizing, we’re in for a good debate.
Astronaut Tim Peake raised British eyebrows by seeming to endorse intelligent design.