Scientists until then had believed that the Cambrian explosion was the point when life on Earth opened ... quilted type of biological construction,” so different from most multicellular animals.

From 4.6 billion years ago when the Earth was red hot, the timeline illustrates the evolution of the first life forms through to plants photosynthesising, bacterial evolution, marine life ...

In the mid-1990s, scientists made a discovery that shook up the understanding of life on Earth: vast reservoirs of microbes ...

Sample exam questions - life on Earth - past, present and future Understanding how to approach exam questions helps to boost exam performance. Question types will include multiple choice ...

It could also contain the building blocks of life itself ... amino acids. On Earth, amino acids are the building blocks for all living things. "Both Titan and Earth followed different evolutionary ...

A species is a distinct group of organisms and the most basic unit used to measure life on Earth. However, there’s no single definition of a species, meaning this vital concept in biology can be ...

Scientists have spent an incredible amount of manpower attempting to determine what conditions support life, and why Earth is so perfect ... while others would have different variations.

From weeping trees to teeth stronger than Kevlar, senior curator Dr Tom White sheds some light on a few of the fascinating, unnoticed ways the Moon shapes the course of life on Earth ... but they have ...