Venus is almost the same size, mass and density as Earth. So it should be generating heat in its interior (by the decay of radioactive elements) at much the same rate as the Earth does. On Earth, one of the main ways in which this heat leaks out is via volcanic eruptions. During an average year, at least 50 volcanoes erupt.

At least 14 people were killed, several were wounded and buildings were damaged in a powerful earthquake that shook Peru and Ecuador Saturday, authorities said.

With its brilliant sun, white sand and turquoise water, Lido Key Beach would make for a perfect postcard of Florida beaches if it weren't for the dozens of dead fish lying on the shore, killed by a toxic algae bloom known as red tide.

The U.N.'s premiere global body fighting for gender equality on Saturday called for wide-ranging efforts to close the gap between men and women in today's technology-driven world and urged zero tolerance for gender-based violence and harassment online.