Floating ice shelves that encircle mainland Antarctica have been thinning in recent years, but the effect this has had on ice loss from the continent's interior has remained unclear.
Cretodus houghtonorum lived during the Late Cretaceous period, a time when a huge waterway divided North America.
The artefacts are thought to mostly date back to the New Kingdom (1570 to 1070 B.C.) and Hellenistic era (323 B.C.E. to 31 B.C.E.) but some of the earliest pieces are more than 5,000 years old.
The picture shows the Daisenryo Kofun, which is believed to have taken 2,000 men an estimated 20 years to build.
The archaeological site was discovered during the installation of fiber optic cables beneath a road.
The whale was a 20-tonne young male found on the sandbanks of a Hebridean island in Scotland. An autopsy revealed plastic cups, bags and gloves among other things had become stuck in its stomach.
The next transit of Mercury will not be until 2032.
New discoveries are challenging the traditional view held by many archaeologists that all Viking warriors were men.
Republican men, specifically, were the least inclined to do anything in their personal lives to protect the environment.
A video posted online Tuesday by an Instagram user with the handle Chicago_roy appears to show one of the new pickup trucks whizzing through an area of Hawthorne, California.
Researchers claim to have identified its author using signs from the shape of the 'e's to the "rampant lion" watermarks.
"We do need beautiful images to engender a love and understanding of nature throughout our society," a judge of the contest told "Newsweek."
Celebrate the 50th anniversary of the Apollo 11 Moon landing with a road trip to some of the places that made it possible.
AI devices, heads-up displays, smart license plates and more are make drivers safer.
Less than half of crowdfunded projects meet their goals, but these speakers, sleep trackers, puzzles and more killed it on Kickstarter and Indiegogo.
In 2009, around 500,000 animals were slaughtered at Nepal's Gadhimai festival.
The species was an apex predator that could reach about 7.6 meters in length and lived between 66 and 70 million years ago.
The photo was snapped by Jessica Meir, who took part in the first all-female spacewalk last month.
Computer simulations suggest Neanderthals were already on the brink of extinction and had been for hundreds of thousands of years when demographic fluctuations and inbreeding pushed them over the edge.
Researchers in China found a star 15,000 light years away orbiting a "dark companion" that defies theories of stellar evolution.
An expert told "Newsweek": "The planet will transition into a different state, possibly with some other life forms coming to dominate, or possibly with some surviving humans creating a different civilization."
"It's humbling to realize how small Earth is next to this visitor from another solar system," said Pieter van Dokkum from Yale University.
"We have begun proactive outreach to many accounts who have not logged into Twitter in over six months to inform them their accounts may be permanently removed," a Twitter spokesperson told Newsweek.
Researchers also found modern Arctic sledge dogs appear to be direct descendants of those brought over from Siberia and Alaska.
Researchers found concentrations of mercury among lions in coastal populations were three times as high as those in inland areas.