Why we need to keep adding leap seconds

Today at precisely 10am Australian Eastern Standard time, something chronologically peculiar will take place: there'll be an extra second between 09:59:59 and 10:00:00.

CO2 emissions 'increased at slower rate in 2012'

The world's carbon dioxide (CO2) emissions increased at a slower rate in 2012—1.1 percent compared to a 2.9 percent annual increase over the past decade, a report said Thursday.

Parents, ACLU sue NJ city over Facebook records

(AP) -- The American Civil Liberties Union of New Jersey on Tuesday filed a lawsuit against the state's biggest city for refusing to release records related to a $100 million gift pledged to its schools by Facebook founder ...

Jekyll and Hyde corals tell different warming story

(Phys.org) —Like the rings of a tree trunk, Strontium-to-calcium ratios (Sr/Ca) in coral skeletons have been widely used to determine past ocean temperatures from yearly banded corals. However, scientists have now found ...

Pattern seen in governments' currency policies

Every day around the world, vast numbers of migrants wire money back to their home countries, trying to support families and friends in need. In fact, these transfers of money -- 'remittances' -- constitute a significant ...

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