Colin Dwyer

Many believe this dinosaur is the largest to ever walk the Earth.

It would have weighed more than 10 African elephants put together and had a thighbone taller than the man who helped dig it up. And, fair warning, it stands at such a remarkable height that it might take a little scrolling to get through its portrait.

But for years, there was one thing the big guy didn't have: a proper scientific name.

In a region better known for its ice and snow, it's a fire that now has scientists struggling to learn more. Since at least the end of last month, a stretch of land in western Greenland has been alight with a "sizable wildfire," NASA says.

Updated at 5:10 p.m. ET

Venezuela's highest court has ordered the arrest of a mayor allied with the opposition to President Nicolas Maduro. The order handed down Tuesday by the Supreme Court formally fired Ramon Muchacho, mayor of the capital's wealthiest district, Chacao, and sentenced him to 15 months in prison.

In a brief BBC cartoon posted to YouTube late last December, a high-ranking Roman soldier and his family tackle the challenges of daily life in ancient Britain. The dad is off helping build the famed Hadrian's wall at the province's far northern edge; the son tries to make right for losing his father's scarf. Everyone ends up happy ever after.

The attack took all of half an hour.

That's about how long Sam Kanizay says he spent relaxing waist-deep in the waters of Melbourne, Australia's Brighton Beach on Saturday. The 16-year-old had been footsore from a round of soccer, he says, and the cold water felt pleasant as he absently listened to songs on his iPhone.

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