Asian tiger mosquito gains ground in Illinois

Researchers report that the Asian tiger mosquito, Aedes albopictus, has become more abundant across Illinois in the past three decades. Its spread is problematic, as the mosquito can transmit diseases—like chikungunya or ...

Beads made of boa bones identified in lesser Antilles

Today boa snakes have a patchy distribution in the islands that form the Lesser Antilles in the Caribbean Sea, but the constrictors are nearly absent from archaeological deposits in the region. Whether this scarcity is due ...

Modern science reveals ancient secret in Japanese literature

Nearly a millennium and a half ago, red light streaked across the night sky over Japan. Witnesses compared it to the tail of a pheasant—it appeared as a fan of beautiful red feathers stretched across the sky. Since the ...

Time-to-death of Roman emperors followed distinct pattern

Roman emperors faced a high risk of violent death in their first year of rule, but the risk slowly declined over the next seven years, according to an article published in the open access journal Palgrave Communications. ...

Colonial policies can result in economic growth

A new study in the Review of Economic Studies suggests that areas where Dutch colonizers built sugar factories in the 19th century are more developed today.

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