A.A. Michelson calculated the speed of light with two mirrors and some ingenuity. History is full of experiments that alter our understanding of the world or advance medicine. Here are 10 of our favorites.
These science puzzles provide you with a fun way to explore the fascinating world of science.
Whether we're trying to save a sinking city or digging massive underground tunnels, our appetite for construction knows no bounds. But if designers had known the cost of these 10 projects, they might have gone back to the drawing board.
They don't have engines, brakes or accelerators. No, these amazing machines rely on physical, centripetal and gravitational forces to urge thrills, screams and that sinking stomach feeling we all love (and hate). Read more about the science of fun.
Science explains and demystifies the world through the objective of gathering and analyzing data. Explore the natural world, engineering, space, military technology, physics and even supernatural phenomena.
Earth Science is a wide, scientific discipline covering all facets of how the earth works. Learn about weather, global warming, natural disasters and how the world's oceans function. See more »
Engineering is the discipline of design and construction of mechanical devices, equipment, structures and public works systems. Topics include aircraft technologies, buildings, bridges, robotics and heavy machinery. See more »
There's a lot of science at work in your daily life. Ever wonder how an aerosol can works or how light sticks work? Explore the science behind commonly used objects. See more »
From the smallest microbe to the largest mammal, Life Science explores the origins, evolution and expansion of life in all its forms. Explore a wide range of topics from animal profiles to genetics and conservation. See more »
Explore the weapons and combat systems used by the armed services. A broad range of topics in the Military Channel include tanks, aircraft, biological warfare and stealth technologies. See more »
Physical science is the study of the properties and structures of matter, space and time. This section introduces major concepts in physics, as well as exploring special areas like special relativity and forensics. See more »
Explore the vast reaches of space and mankind’s continuing efforts to conquer the stars, including theories such as the Big Bang, the International Space Station, plus what the future holds for space travel and exploration. See more »
Supernatural or paranormal science deals with controversial topics on the fringes of accepted scientific inquiry. Here you can learn about ghosts, aliens, strange phenomena and creatures like Bigfoot. See more »
Read notable quotes on every topic, from cars, to politics, to scientific discoveries.
A tornado can turn a house into toothpicks, but when you think about it, it's really just a funnel of air. What's it like on the inside?
10 Science Experiments That Changed the World
Science Puzzles
10 Construction Projects That Broke the Bank
How Roller Coasters Work
