Physics
Articles, guides and definitions about Physics — part of Science on Worldlession.
Science
Clear explainers across the natural and formal sciences, from physics and chemistry to astronomy and earth science.
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Subcategories
Chemistry
Articles, guides and definitions about Chemistry — part of Science on Worldlession.
Biology
Articles, guides and definitions about Biology — part of Science on Worldlession.
Mathematics
Articles, guides and definitions about Mathematics — part of Science on Worldlession.
Astronomy
Articles, guides and definitions about Astronomy — part of Science on Worldlession.
Space
Articles, guides and definitions about Space — part of Science on Worldlession.
Earth Science
Articles, guides and definitions about Earth Science — part of Science on Worldlession.
Climate Science
Articles, guides and definitions about Climate Science — part of Science on Worldlession.
Engineering
Articles, guides and definitions about Engineering — part of Science on Worldlession.
Articles in Science (3)
How Do Vaccines Work? The Science Explained
An accessible explainer on how vaccines train your immune system to fight disease without making you sick — covering the main vaccine types, boosters, herd immunity, and how safety is tested.
What Is Climate Change? Causes, Effects, and Solutions Explained
A clear, science-based guide to climate change: what causes it, how the greenhouse effect works, the effects already being seen around the world, and the solutions that can slow it down.
What Is Photosynthesis?
Photosynthesis is the process plants use to turn sunlight, water and carbon dioxide into food and oxygen. Here is how it works, step by step.
Frequently asked questions
Do plants perform photosynthesis at night?
No. The light-dependent reactions need light, so photosynthesis effectively stops in darkness. At night, plants rely on respiration — breaking down stored sugars for energy — just as animals do around the clock.