The drumbeat of devastating news can take its toll on the mental health of people who have devoted their lives to coral. Recent years have tested her optimism. Colton is now a director at Coral Reef Alliance, a nonprofit dedicated to protecting coral reefs. And corals need all the help they can get. A third of reef-building corals are in danger of extinction, and their growth rates have plummeted by 40 percent since the 1970s.
Researchers have found evidence of an existing body of liquid water on Mars. What they believe to be a lake sits under the planet's south polar ice cap, and is about 20km (12 miles) across. Previous research found possible signs of intermittent liquid water flowing on the martian surface, but this is the first sign of a persistent body of water on the planet in the present day. Lake beds like those explored by Nasa's Curiosity rover show water was present on the surface of Mars in the past. However, the planet's climate has since cooled due to its thin atmosphere, leaving most of its water locked up in ice.
As medical marijuana gains acceptance around the world, Israel is drawing interest from investors for its "botanical high-tech" medical cannabis.According to Michael Dor, the senior medical adviser in the Israeli Health Ministry's cannabis unit, Israel's agricultural leaders support the exportation of cannabis, while police, army and executive branch members are opposed to it, afraid of being known as exporters of "weapons and marijuana."
Tab Hunter (July 11, 1931-July 8, 2018) , the epitome of the blond teen heartthrob in the '50s, who had a successful career as a pop singer and later gamely parodied his sex-symbol image in the John Waters film "Polyester," has died. Hunter's passing was announced on the official Facebook page of the 2015 documentary about his life, "Tab Hunter Confidential," which noted he died days before turning 87.
