Nature & Animals

8 questions

Nature & Animals5 May 2026

How do salmon find their way back to the exact river where they were born?

Salmon cross thousands of miles of open ocean and then find the precise tributary where they hatched. The mechanism involves smell, magnetism, and one of the most impressive acts of memory in the animal kingdom.

Nature & Animals5 May 2026

Why do birds fly in a V formation — and who decides who leads?

The V formation is not coincidence or habit. It is a sophisticated aerodynamic system that allows birds to fly further than they could alone. The leadership question is equally interesting.

Nature & Animals5 May 2026

Did you know your gut has more neurons than your spinal cord?

The enteric nervous system — the gut brain — contains roughly 100 million neurons and communicates with the brain constantly. It doesn't think. But it might be influencing you more than you realise.

Nature & Animals5 May 2026

Does the concept of free will survive serious contact with neuroscience?

Neuroscience has not killed free will. But it has changed what we should mean by it — and that matters more than people admit.

Nature & Animals5 May 2026

Should we edit human genes — and who gets to draw the line?

The technology is here. The ethics are running to catch up.

How do salmon find their way back to the exact river where they were born?

Why do we find some animals cute and others frightening?

Why do cats knock things off tables?

Why do dogs tilt their heads when you talk to them?

Why do birds fly in a V formation — and who decides who leads?

Did you know your gut has more neurons than your spinal cord?

Does the concept of free will survive serious contact with neuroscience?

Should we edit human genes — and who gets to draw the line?