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Your search for "isotope" returned 82 results
What Is an Isotope?
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You don't need to be a fan of chemistry to appreciate isotopes. They affect geology and medicine, too.
Half-Life Formula: Components and Applications
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In nuclear physics, the concept of half-life plays a crucial role in understanding the decay of radioactive substances. Scientists use the half-life formula in other disciplines to predict the rate of decay, as well as measure the age of ancient artifacts through carbon dating.
How Do Scientists Determine the Age of Dinosaur Bones?
science.howstuffworks.com/environmental/earth/geology/dinosaur-bone-age.htm
Every time a new fossil is found, one of the first things scientists determine is how old that fossil really is. But how do they determine it, and how can they be completely accurate?
How Nuclear Radiation Works
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Nuclear radiation can be extremely beneficial or extremely harmful -- it all depends on how it's used. Learn what nuclear radiation is all about.
Scientists Unlock Secrets of H-bomb Element Einsteinium
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Scientists at the Lawrence Berkeley National Laboratory just made history with einsteinium. They held a sample of the short-lived element long enough to measure some of its chemical properties.
How Old Is Earth and How Did Scientists Figure It Out?
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In 1953, CalTech geochemist Clair Patterson came up with an estimate for Earth's age that still holds today.
Does the Real Element 115 Have a Connection With UFOs?
science.howstuffworks.com/space/aliens-ufos/element-115.htm
For decades Bob Lazar talked about a mysterious element 115 that could power alien spacecraft. People thought he was nuts, but scientists discovered element 115 in 2003. What can that element do?
Is There Finally Proof of Alien Implants in Human Bodies?
Stuff They Don't Want You To Know talks to investigative filmmaker Jeremy Corbell about his alien abduction documentaries.
How Nuclear Fusion Reactors Work
science.howstuffworks.com/fusion-reactor.htm
Fusion reactors will use abundant sources of fuel, will not leak radiation above normal background levels, and will produce less radioactive waste than current fission reactors. Learn about this promising power source.
Oak Ridge, Tennessee: America's Secret Atomic City
science.howstuffworks.com/oak-ridge-tennessee-secret-atomic-city.htm
The Manhattan Project built the city of Oak Ridge in rural Tennessee, where secret facilities produced uranium-235 for the atomic bomb.