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Articles sur Exploration

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Tube worms, anemones and mussels clustered near a hydrothermal vent on the Galapagos Rift. NOAA Okeanos Explorer Program, Galapagos Rift Expedition 2011/Flickr

Explorer Robert Ballard’s memoir finds shipwrecks and strange life forms in the ocean’s darkest reaches

Oceanographer Robert D. Ballard, who is best known for finding the wreck of Titanic, has written a memoir recounting his biggest discoveries and calling for more ocean exploration.
While people may be familiar with precious metals, which are often at the heart of conflicts, there are also metals that are essential to good health. (Shutterstock)

Rare metals play a strategic and essential role in health

Iron fights anemia. Bismuth relieves gastric problems. Lithium acts against depression and gold can treat rheumatoid arthritis. Metals are precious tools for good health.
This wooden dish from Broome, pre-1892, was made by Yawuru people, collected by police and later presented by the Commissioner of Police, Colonel Phillips, to the WA Museum. Courtesy of the WA museum

Friday essay: 5 museum objects that tell a story of colonialism and its legacy

A spear-thrower, a shell, a bowl, a vase, a bucket. Five very different items tell us much about the history of collecting, the role of Indigenous experts and the shadow of colonial violence.
The remotely operated vehicle Deep Discoverer captures images of a newly discovered hydrothermal vent field in the western Pacific. NOAA

How deep is the ocean?

In some places, the ocean is almost 7 miles deep. Scientists exploring the ocean floor have found strange sea creatures, bizarre geologic formations and records of Earth’s history.
Celebrity cows: Southern Girl and Iceberg enjoy a ‘hay cocktail’ at the Commodore Hotel in New York. Byrd Polar and Climate Research Center, contact for re-use

Cows in Antarctica? How one expedition milked them for all their worth

What would possess an Antarctic expedition to take dairy cows to the icy continent? Back in 1933, Admiral Byrd did so for reasons of image-making, publicity and territorial ambition.
The HI-SEAS mission gives people a chance to practise on Earth what life would be like on Mars. A crew member here from the 2015 mission. Flickr/University of Hawaii/HI-SEAS

Human trials on Earth are the key to how we will survive on Mars

What’s the best way to find out how people will cope with the journey to Mars and life on another planet? Lock a test crew up for a year in a simulation right here on Earth.
New forms of life are discovered in high-tech ways that leave yesterday’s natural history collections in the dust. Detective image via www.shutterstock.com.

The modern, molecular hunt for the world’s biodiversity

Forget the pith helmet and butterfly net. Discovering biodiversity now is much more about metagenomics and the 0’s and 1’s of digital databases.
HMS Terror thrown up by the ice. Engraving after a drawing by Captain George Back, from his 1836-37 Arctic expedition. Captain George Back/Wikimedia Commons , PD-UK

Inuit folklore kept alive story of missing Franklin expedition to north-west passage

On September 6, Canada’s prime minister, Stephen Harper, announced that one of the fabled lost ships of Sir John Franklin’s expedition had been found off Hat Island, south-west of King William Island…

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