Why shark culling is not the answer

Humans are global super predators. So, should we hunt and cull sharks just because they kill some of us?

What is shark culling? Shark culling is a governmental policy to capture and kill sharks in coastal areas with the goal of reducing the number of predators in public beaches, and the attacks on swimmers and surfers.

It's an intense and emotional debate with fierce representations and opinions on both sides of the table. But let's start with the basics. If we defend and protect thousands of animal species, why shouldn't we protect sharks?

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There's water in TRAPPIST-1, the new Earth-like exoplanet system

NASA announced the discovery of the first known system of seven Earth-size planets around a single star, called TRAPPIST-1.

The rocky planets are most likely to have liquid water and, as a result, the chances of finding life increase dramatically. At least, in three of them where atmospheric conditions are extremely favorable.

The newly-found exoplanet system was named Transiting Planets and Planetesimals Small Telescope (TRAPPIST) and is at about 40 light-years (235 trillion miles) from Earth.

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And the Underwater Photographer of the Year 2017 is...

Gabriel Barathieu has been named Underwater Photographer of the Year (UPY) 2017. His photo was chosen among 4,500 shots taken by professionals from 67 countries.

The French lensman won the award for his "Dancing Octopus," a stunning, vivid, and eye-catching picture of an octopus swimming in the island of Mayotte, off the coast of southeast Africa.

"I was surprised and proud when I received the email from [judge] Peter announcing that I was the winner of UPY 2017. I just couldn't believe it, so I asked him to confirm it was true," revealed Barathieu.

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