AFTER full discussion of the new determinations 1–3 of the half-life of carbon-14, the Fifth Radiocarbon Dating Conference, meeting at Cambridge (see p. 943 of this issue of Nature), adopted the ...

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Yang, Cheng Cheung, Gene and Hu, Wei 2022. Signed Graph Metric Learning via Gershgorin Disc Perfect Alignment. IEEE Transactions on Pattern Analysis and Machine Intelligence, Vol. 44, Issue. 10, p.

If the artifact is organic—like wood or bone—researchers can turn to a method called radiocarbon dating. It's a process that dates an object by analyzing the different forms of carbon it contains.

In this article, we will demonstrate how to use the graphing feature in the Windows calculator to try and make mathematics more fun. Microsoft has always thrived to kick up a notch the Windows ...

Editor’s note: This is part of a series called “The Day Tomorrow Began,” which explores the history of breakthroughs at UChicago. Learn more here. Radiocarbon dating, or carbon-14 dating, is a ...

How have energy sources changed since 2001? By The Learning Network A new collection of graphs, maps and charts organized by topic and type from our “What’s Going On in This Graph?” ...

Radiocarbon dating, also known as carbon-14 dating, is a method to determine the age of organic materials as old as 60,000 years. First developed in the 1940s at the University of Chicago by Willard ...

In 1940 Martin Kamen discovered radioactive carbon-14 (an isotope of carbon) and found that it had a half-life of about 5,700 years. Scientists had also found that some of the nitrogen in the ...

A conversion graph is used to change one unit into another. This could be changing between miles and kilometres, pounds to a foreign currency, or the cost of a journey based on the number of miles ...

Before we can use data it needs to be collected. A computer can quickly create a chart or graph from our data. It can create a chart or graph much quicker than a human can. It's more difficult to ...