Who discovered Neptune's rings?

Answer Neptune's rings were discovered in 1989 by the Voyager 2 spacecraft. The rings are very dark, and their composition is unknown. The larger rings have been named: Adams, Leverrier, Galle, Lassell a... Read More »

Top Q&A For: Who discovered Neptune's rings

Who discovered that the amount of rings in a cross-section determined the age of a tree?

Andrew Ellicott Douglass was the first person to discover that one could determine the age of a tree by studying the rings. Douglass was a 27-year-old astronomer when he discovered this phenomenon... Read More »

What is the difference between tungsten rings&stainless steel rings?

Tungsten and stainless steel are metal options for rings that are highly durable. While they have a lot in common, there are some slight differences that may sway which one you choose.Scratch-Proof... Read More »

When were the Fiji Islands discovered& who discovered them?

The original inhabitants of the islands of Fiji came from Melanesia some 3,500 years ago. Dutch explorer Abel Janzsoon Tasman sighted the northeast islands of Fiji in 1643. British Captain James Co... Read More »

Cell phone number just rings and rings?

Could mean anything. If they're not answering, it's probably disconnected.