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Page 5 - கலைக்கழகம் ஆஃப் இயற்கை அறிவியல் News Today : Breaking News, Live Updates & Top Stories | Vimarsana

The Woman Who Solved a Cicada Mystery--but Got No Recognition

Magicicada cassinii. Credit: Alamy Advertisement This spring, the 17-year cicadas of Brood X will emerge from underground, climb tree trunks and molt, leaving their crunchy shells behind. Soon after, the males will join together in a droning chorus to the delight (or consternation) of their human neighbors.  Those with a keen ear might detect that there are several buzzy songs occurring at once. This is not because the cicadas have a large repertoire. Rather, there are few different cicada species, including the Magicicada septendecim and the In the early 19th century this was still a mystery, but the entomologist Margaretta Hare Morris had suspicions. Ever since she had been a teenager, she had carefully observed the emergence of cicadas. She had heard the different cicada songs in 1817 and again 1834. It was in 1846, though, when she was 49, that Morris felt confident enough to announce that she had discovered a new species.

Great May Travel Deals | Washingtonian (DC)

Right in Town Where: The St. Gregory Hotel, 2033 M St., NW; 202-530-3600. What’s special: This hotel is an easy walk to a number of DC neighborhoods, including Dupont Circle, DC’s West End, and Georgetown, putting you within easy reach of restaurants, bars, coffee shops,  farmers’ markets, and boutiques. The deal: “A Warm Welcome” special includes overnight accommodations, a waived amenity fee (a savings of $30 a day), breakfast for two, and a nightly wine hour. Rates start at $169. To book, click here.  When: Valid for stays from May 28 through September 6. Maryland’s Capital City What’s special: As the name suggests, the Annapolis Waterfront Hotel sits right on the water and some rooms have balconies overlooking it. Guests can boat on the Chesapeake Bay or walk through downtown Annapolis where cobblestone streets are home to vibrant nightlife, charming boutiques, good restaurants, and the US Naval Academy. Part of Marriott’s Autograph Collection, the hotel

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