Life exists all over the Earth in air, water, and soil, with many ecosystems forming the biosphere. Some of these are harsh environments occupied only by extremophiles. The life in a particular …

Oct 3, 2025 · Life comprises individuals, living beings, assignable to groups (taxa). Each individual is composed of one or more minimal living units, called cells, and is capable of …

Life definition: the condition that distinguishes organisms from inorganic objects and dead organisms, being manifested by growth through metabolism, reproduction, and the power of …

Nov 30, 2021 · As such, the nature of life continues to be a hotly debated topic. This article focuses on the subject matter of biology: life. The first half of this article will focus on attempts …

LIFE definition: 1. the period between birth and death, or the experience or state of being alive: 2. for the whole…. Learn more.

5 days ago · Plants, animals, insects, bacteria, viruses, algae, mold and humans all have life: they grow, eat, make waste, change, and reproduce. Rocks and minerals, not doing any of these, …

All groups of living organisms share several key characteristics or functions: order, sensitivity or response to stimuli, reproduction, adaptation, growth and development, regulation, …

A difficult term to define, life can be considered the characteristic state of living organisms and individual cells, or that quality or property that distinguishes living organisms from dead …

Explore the origins of life on Earth and understand where and how life began.

3 days ago · How to find your life’s purpose: The biggest lessons from the world’s top expert “If you have higher levels of purpose in life, you’re less likely to be dead 10 years later,” says Dr …