annular solar eclipse

PHOTO: Hokkaido watches rectangular sunset
From left to right: Photographs of a lantern-shaped sunset, lampshade-shaped sunset, hat-shaped sunset, pot cover-shaped sunset and a rectangular sunset off Notori Cape in Abashiri, Hokkaido, taken by freelance photographer Keiko Kanasugi on May 21 (Provided by Keiko Kanasugi)
The sun was doing strange things in Japan on May 21. In the morning, much of the country had a once-in-a-lifetime chance to watch an annular solar eclipse.
Scientists to monitor how chimps react to solar...
Yoshizu, a chimpanzee who lives at the Zoorasia Yokohama Zoological Gardens, doesn't know it yet, but will soon experience an annular eclipse.  (Provided by Zoorasia Yokokohama Zoological Gardens)
With an annular eclipse to take place May 21, scientists in Japan have the perfect opportunity to study animal behavior during an extraordinary natural phenomenon.
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