
What is photosynthesis?
Reference Photosynthesis is the process plants, algae and some bacteria use to turn sunlight, carbon dioxide and water into sugar and oxygen.
Reference Photosynthesis is the process plants, algae and some bacteria use to turn sunlight, carbon dioxide and water into sugar and oxygen.
Reference Humans have more than five senses that help us navigate the world.
Brazilian wandering spiders don't build webs but crawl on the forest floor at night in search of prey, which they kill with neurotoxic venom.
Inhabitants of the world's highest settlement, La Rinconada, in the Peruvian Andes, face a unique set of challenges.
Reference Giant huntsman spiders are the largest member of the huntsman spider family Sparassidae with a leg span stretching up to 12 inches across — roughly the size of a dinner plate.
What is the summer solstice, and when does it happen? The longest day of the year falls on either June 20 or 21 every year in the Northern Hemisphere. Here's everything you need to know about the science, and timing, of the summer solstice.
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Reference Quantum mechanics, or quantum physics, is the body of scientific laws that describe the wacky behavior of photons, electrons and the other subatomic particles that make up the universe.
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This 2,000-year-old complex in Mexico was one of the largest urban centers in the ancient world.
Looking for a new tablet for school or college? Here are the best tablets in.
This exciting field of computer science focuses on technologies that mimic human intelligence — with AI systems becoming way more prevalent in recent years.
Tutankhamun, also known as King Tut, was an ancient Egyptian pharaoh whose lavish tomb became world-famous upon its discovery in 1922.
Reference Learn all about the human body's many systems and some of its individual organs, both vital and vestigial.
Triceratops lived at the end of the Cretaceous period, between 67 million and 65 million years ago. Once considered solitary, new fossil discoveries indicate it was a social animal that may have lived in herds.
Tyrannosaurus rex was one of the largest carnivorous dinosaurs that ever lived.
A Bose-Einstein condensate is a strange form of matter in which extremely cold atoms demonstrate collective behavior and act like a single "super atom."
Reference Quantum computing opens the door to ultra-powerful machines that can perform calculations that would take supercomputers millions of years.
If a solar storm as big as the Carrington Event struck today, it could lead to years long power outages.