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Travels in Geology: Guatemala's Volcan Pacaya: A feast for the senses

Guatemala is home to 22 volcanoes, several of which visitors can climb. The most popular is the active Volcán Pacaya; the hike is relatively easy, the views spectacular, and visitors can roast marshmallows near the summit. 

28 Sep 2016

Getting There & Getting Around Guatemala's Volcan Pacaya

Shops, restaurants and hotels line Antigua’s famed cobblestone streets. Agua Volcano looms behind Santa Catalina Arch, which originally allowed nuns to cross from one side of the Santa Catalina convent to the other without going outside. Credit: ©iStockphoto.com/loca4motion.

 

 

28 Sep 2016

Thirsty business: How the tech industry is bracing for a water-scarce future

Today’s technologies — from smartphones to laptops to smart appliances to cloud computing — require tremendous amounts of water, some of which is needed to cool large heat-generating data centers. Some of the biggest names in tech, along with government agencies and smaller businesses, are taking innovative approaches to deal with water issues — including placing facilities in the high desert. 

18 Sep 2016

Travels in Geology: Limestone and legends in Northern Vietnam

The stunning jade islands, turquoise bays and rugged spires of Northern Vietnam are one of the world's best places to explore karst topography.

07 Sep 2016

Getting There and Getting Around Northern Vietnam

Northern Vietnam has two international airports, Hanoi and Da Nang. Hanoi’s Noi Bai International Airport is the main gateway, offering service to most major Asian cities, including Hong Kong, Bangkok and Tokyo, but no direct service to the U.S. The airport is located 30 kilometers north of the city center and is best accessed by taxi. Many Hanoi hotels will arrange airport pickup or dropoff for you.

07 Sep 2016

Observers at the edge of the ice: Smaller, cheaper machines can safely go where humans can't

Glaciologists want to get as close to ice as possible, but safety is a concern. Enter drones, automated kayaks and disposable remote ice-monitoring devices.
28 Aug 2016

Hominid vs. hominin

Before genetics came along and revealed just how closely modern humans and chimpanzees are related, humans were classified in their own family, Hominidae, separate from old world monkeys, which were in the family Pongidae.

21 Aug 2016

The new kid on the block

In 2013, cave explorers discovered a trove of human-like fossils in the Rising Star Cave in South Africa. Since then, more than 1,500 fossils belonging to at least 15 individuals have been excavated from the site. The fossils display a mishmash of primitive and more advanced features that seem to place it somewhere between Australopithecus and early Homo species, such as a small cranial capacity closer to Australopiths, but with finer facial features, more like Homo.In 2013, cave explorers discovered a trove of human-like fossils in the Rising Star Cave in South Africa. Since then, more than 1,500 fossils belonging to at least 15 individuals have been excavated from the site. The fossils display a mishmash of primitive and more advanced features that seem to place it somewhere between Australopithecus and early Homo species, such as a small cranial capacity closer to Australopiths, but with finer facial features, more like Homo.

21 Aug 2016

Teaching geology to biologists: An essay on an interdisciplinary field trip in Africa

On a trip to Tanzania, the author tries to impart to undergrads an understanding of the relationships among geology, ecology and culture that will enhance the students’ knowledge of the landscape — a challenge made difficult by the dramedy of life on the savanna. 
10 Aug 2016

Artists draw inspiration from fire and ash

Volcanoes have been shaping human culture and art for millennia — from Roman art to Victorian paintings and literature to modern poetry.
28 Jul 2016

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