Geography – Techs Pod

Category: Geography

Scientist googles crater find

By Madison 0 Comment November 11, 2018

News in Science Scientist googles crater find Stuart GaryABC Scientists using Google Maps have discovered a new crater like structure in the Bayuda Desert of Sudan. If confirmed, it will be the second such discovery using the popular online mapping tool and could spawn a new generation of home-based amateur crater hunters. Assistant Professor Amelia […]

Sea level changes feel heat from below

By Madison 0 Comment November 9, 2018

News in Science Sea level changes feel heat from below Heather CatchpoleABC The churning of the Earth’s molten interior may play an unsuspected role in sea level change over the past two to 20 million years, says an Australian expert. The finding suggests we are a long way from understanding how sea levels change in […]

New evidence supports Mars ocean theory

By Madison 0 Comment November 6, 2018

News in Science New evidence supports Mars ocean theory Stuart GaryABC Scientists have come up with fresh evidence supporting the theory that a vast ocean covered much of the Martian northern hemisphere 3.5 billion years ago. The work paints a picture of a possible Earth like planet, warm enough to have rivers, sea shore beaches […]

Why hasn’t Australia been badly affected by recent tsunamis?

By Madison 0 Comment November 4, 2018

Ask an Expert Why hasn’t Australia been badly affected by recent tsunamis? There have been many recent earthquakes and tsunamis in the Asia-Pacific region, but so far Australia has escaped damage. Why is this so? By Stuart Gary The tsunami scare along Australia’s east coast following the Chilean earthquake on the other side of the […]

Great sandy land

By Madison 0 Comment November 2, 2018

In Depth › Nature Features › Environment and Nature Great sandy land Summer means getting sand between your toes. But have you ever thought about the sand dunes that shape the Australian landscape from the coast to the outback? By Rachel Sullivan Although they may appear just a big pile of sand, dunes come in […]

Hyperlens sharpens sight with sound

By Madison 0 Comment October 31, 2018

News in Science Hyperlens sharpens sight with sound Eric BlandDiscovery News Scientists have developed a new hyperlens that could soon give expecting parents high-definition baby pictures as well as provide ship captains incredibly accurate maps of the sea floor. The research, published in the latest edition of Nature Materials, makes high-resolution ultrasounds and sonar imaging […]

Earth measurement given some stick

By Madison 0 Comment October 28, 2018

Dr Karl › Dr Karl’s Great Moments In Science Earth measurement given some stick Could you measure the circumference of the Earth using only a stick, a ruler and some simple maths? Dr Karl recounts an ancient tale of someone who could. By Karl S. Kruszelnicki Big thinkers have known for thousands of years that […]

Experts examine Pacific earthquake link

By Madison 0 Comment October 26, 2018

News in Science Experts examine Pacific earthquake link Larry O’HanlonDiscovery News A recent cluster of large earthquakes in the South Pacific has some wondering if one quake triggers another. Last week, a series of seven major earthquakes rocked a small area near Vanuatu and the Santa Cruz Islands in less than 24 hours. The unusual […]

Samoan tsunami caused by ‘shallow quake’

By Madison 0 Comment October 24, 2018

News in Science Samoan tsunami caused by ‘shallow quake’ Darren OsborneABC Scientists say the tsunami that devastated the islands of Samoa, American Samoa and Tonga was the result of a shallow rupture in the earth’s crust. The earthquake, which was measured as high as 8.3 on the Richter scale, occurred 190 kilometres southwest of American […]

Sichuan quake once-in-4000-year event

By Madison 0 Comment October 22, 2018

News in Science Sichuan quake once-in-4000-year event AFP People who were killed, injured or bereaved in the 2008 Sichuan earthquake had the cruel misfortune to be victims of an event that probably occurs just once in four millennia, seismologists report. In a paper published in the journal Nature Geoscience, Dr Shen Zhengkang of the China […]