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Global warming shifting Earth’s wobble

WASHINGTON—Global warming is shifting the way the Earth wobbles on its polar axis, a new NASA study finds.

Melting ice sheets, especially in Greenland, are changing the distribution of weight on Earth.

And that has caused both the North Pole and the wobble, which is called polar motion, to change course, according to a study published Friday in the journal, “Science Advances.”

SeaWorld says it will end killer whale breeding program

MIAMI — SeaWorld announced Thursday it is ending its practice of killer whale breeding following years of controversy over keeping orcas in captivity.

In a statement released Thursday morning, the company said the breeding program will end immediately. It also announced a partnership with the Humane Society of the United States.