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Evolution of the eye

Definition

Evolution of the eye

They appeared in an evolutionary blink and changed the rules of life for ever. Before eyes, life was gentler and tamer, dominated by sluggish soft-bodied creatures lolling around in the sea.

Why do we have sex?

Definition

Why do we have sex?

How did complex life evolve?

Definition

How did complex life evolve?

Great white shark

Life

The secrets of how sharks survived so many of Earth's mass extinctions

Features

Weird whale may be a hybrid of a narwhal mother and beluga father

Life

Weird whale may be a hybrid of a narwhal mother and beluga father

News

brain

Mind

Our astonishing brain is hard to figure out – and that's fantastic

Leader

Endolysins

Definition

Endolysins

brain scan

Mind

Explaining consciousness and the other biggest mysteries of your brain

Features

Species - chimpanzees

Definition

What is a species?

How did life begin?

Question

How did life begin?

The question of how life began is one of the most profound in science, and although many theories exist, scientists still cannot agree on an answer.

People in Science

Barbara McClintock

People in Science

Carl Linnaeus

Life

What makes a good smell? Inside a multibillion dollar aromatic mystery

Features

Health

How getting more daylight can improve your mental and physical health

Features