A date with carbon
There's plenty of hydrogen, oxygen and nitrogen in living things too, but carbon's got something none of them do — a radioactive ... in a sample to decay. Carbon-14 has a half-life of 5,730 years. That means that no matter how many carbon-14 atoms ...
Ultra-Exclusive $3,000 Champagne Comes Wrapped In Carbon
The House of Devavry won’t say how many bottles of Carbon Champagne have been manufactured, but they do offer a price list. 2100 Euro for one magnum (1.5 liters, or two typical-sized wine bottles) 6000 Euro for a Methuselah (6 liters) 35,000 Euro for a ...
Some conifers grow faster, providing more impact sooner. The Environmental Protection Agency has calculated the amount of carbon dioxide emitted by the average car as of 2007 at about five metric tons, more than 11,000 pounds, so a single acre of woodlot ...
Explainer: The difference between radiation and radioactivity
Atoms of the same chemical can have different numbers of neutrons. Some 99% of carbon atoms have six neutrons, when added to the six protons this gives an atomic mass of 12. Some carbon atoms ... An atom contains as many electrons as protons.
Explainer: what is an isotope?
You can think of protons and ... ability some isotopes have has to do with the fact not all isotopes are stable, and is what led Frederick Soddy to his Nobel Prize-winning discovery of isotopes in 1913. Some isotopes - such as carbon-12 - will happily ...