Geography

Search for clues to life on Mars takes researchers to Hawaii

Search for clues to life on Mars takes researchers to Hawaii

The rugged terrain of Hawaii’s Kilauea volcano – an active and relatively young volcano located along the southern shores of the big island—may provide...
moon goddess Luna

Spectacular cargo of ancient shipwreck found in Caesarea

A fortuitous discovery by two divers in the ancient port of Caesarea in the Caesarea National Park before the Passover holiday led to the...
A 6,000 year old telescope without a lens: Prehistoric tombs enhanced astronomical viewing

A 6,000 year old telescope without a lens: Prehistoric tombs enhanced astronomical viewing

Astronomers are exploring what might be described as the first astronomical observing tool, potentially used by prehistoric humans 6,000 years ago. They suggest that the...
Biggest and best diamonds formed in deep mantle metallic liquid

Biggest and best diamonds formed in deep mantle metallic liquid

New research from a team including Carnegie's Steven Shirey and Jianhua Wang explains how the world's biggest and most-valuable diamonds formed--from metallic liquid deep...
Underwater volcano's eruption captured in exquisite detail by seafloor observatory

Underwater volcano’s eruption captured in exquisite detail by seafloor observatory

The cracking, bulging and shaking from the eruption of a mile-high volcano where two tectonic plates separate has been captured in more detail than...
Large, rare diamonds offer window into inner workings of Earth's mantle

Large, rare diamonds offer window into inner workings of Earth’s mantle

Breakthrough research led by GIA Postdoctoral Research Fellow Evan Smith examines diamonds of exceptional size and quality to uncover clues about Earth's geology. The researchers...
Raw foodies: Europe's earliest humans did not use fire

Raw foodies: Europe’s earliest humans did not use fire

Studying dental plaque from a 1.2 million year old hominin (early human species), recovered by the Atapuerca Research Team in 2007 in Sima del...
Cloudy Day on the Thessalian Plains

Unknown city in Greece discovered by archaeologists

An international research team at the Department of Historical Studies, University of Gothenburg, is exploring the remains of an ancient city in central Greece....
Worldwide Quakes Detected by MyShake App

Earthquake -detection app captured nearly 400 temblors worldwide

The University of California, Berkeley's worldwide network of smartphone earthquake detectors has recorded nearly 400 earthquakes since the MyShake app was made available for download in...
Aqua Sees Cold Air Descend Into US Dec. 11

A look at the US cold snap from NASA infrared imagery

Imagery and an animation of infrared imagery from the AIRS instrument aboard NASA's Aqua satellite showed the movement of cold, Arctic air over the...