Air rings blown by dolphins swimming underwater and rings of smoke emitted by jet engines are just two examples of vortex rings. These doughnut-shaped structures and their mesmerizing movement have ...

• The La Jolla/Riford Library hosts “Remember Us the Holocaust,” or “RUTH,” an exhibit that features stories of Holocaust ...

Spain equalise in the last second and beat Greece on penalties. Read more at straitstimes.com. Read more at straitstimes.com.

In the early 2000s, Wimbledon organizers entered into a partnership with the All England Lawn Tennis Club and Wildlife Trust ...