Letters from readers about recent health and science news.

Manistee received its first snow storm of the season. At 11:15 a few flakes came down, and at 12:15 they came down heavier for a period of about 10 minutes — Oct. 9, 1925.

The rules of the National Electrical Code are written for people who have a pre-existing knowledge of electricity. In order to make sense of the Code, you must first understand basic electrical ...

This video explains the role of resistors in electronic circuits and how Ohm’s Law defines the relationship between voltage, ...

Phonons are indeed recognized as vibrations of the lattice that transport heat energy in solids. To contemplate on the idea ...

As with many inventions, two people had the idea for an integrated circuit at almost the same time. Transistors had become commonplace in everything from radios to phones to computers, and now ...

Jerry Soltis watched Bethlehem Steel's fire turn to ashes. It jettisoned him along with thousands of others in 1983, when it doused its furnaces in Lackawanna. Even the few remaining jobs in ...

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This price reflects trading activity during the overnight session on the Blue Ocean ATS, available 8 PM to 4 AM ET, Sunday through Thursday, when regular markets are closed.

Key data is currently not available. Data Disclaimer: The Nasdaq Indices and the Major Indices are delayed at least 1 minute. *Data is provided by Barchart.com. Data reflects weightings calculated at ...