|  Dinos Died Here: Getting to the Core of Asteroid Impact Mystery  | The catastrophic asteroid crash blamed for the demise of the dinosaurs also left a gaping scar in the Earth. That sprawling crater made 65.5 million years ago may hold the answers to many mysteries surrounding the space-rock event.
| Read More » Land Bridge Linking Americas Rose Earlier Than Thought  | The Isthmus of Panama has been blamed for everything from triggering never-ending ice ages to bringing bizarre creatures like the terror bird and the opossum to North America. "The land bridge has been used to explain a lot of global phenomena about 3 million years ago, but what we're saying is the land bridge formed 10 million years before that," said lead study author Camilo Montes, a geologist at the Universidad de los Andes in Bogotá, Colombia. Before the Panama land bridge formed, a deep-water channel linked the Pacific and Atlantic oceans along the equator. Closing the gap with the rise of the land bridge may have cooled the Earth's climate by changing ocean currents, thus trapping the planet in a repeated cycle of Northern Hemisphere glaciations, according to several studies.
| Read More » Apollo 13 Astronaut Exhibit Re-Launches at Chicago Planetarium  | Forty-five years ago, Apollo 13 astronaut Jim Lovell "lost the moon" after an explosion crippled his spacecraft, turning his lunar landing mission into a struggle for survival.
| Read More » Apollo 13 Custom LEGO Minifigures Mark Mission's 45th Anniversary  | Houston, we have... Apollo 13 LEGO toy minifigures! The 2-inch-tall (5 centimeters) toy figures are modeled after the real James Lovell, Fred Haise, Jack Swigert and Gene Kranz (rather than their movie likenesses: Tom Hanks, Bill Paxton, Kevin Bacon and Ed Harris). "We've ended up with some pretty accurate minifigures," Nick Savage, Minifigs.me co-director, wrote in an email to collectSPACE.
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