News tagged with continents

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Mapping the depths of the earth

As they drove through the Okavengo Delta in Botswana, a team of Woods Hole Oceanographic Institute (WHOI) scientists and three Northeastern physics students encountered a wild elephant attempting to protect ...

Mar 06, 2012 5 / 5 (1) 0

What the mining debate is missing

As mining is resurging in North America, debates across the continent over mines are simplified: “Do we prioritize jobs or the environment?  Companies or communities?”  These are worthy ...

Jan 05, 2012 3.5 / 5 (2) 3

Today's severe drought, tomorrow's normal

(PhysOrg.com) -- While the worst drought since the Dust Bowl of the 1930s grips Oklahoma and Texas, scientists are warning that what we consider severe drought conditions in North America today may be normal ...

Dec 06, 2011 3.6 / 5 (12) 8 | with audio podcast

Supervolcanoes: Not a threat for 2012

The geological record holds clues that throughout Earth's 4.5-billion-year lifetime massive supervolcanoes, far larger than Mount St. Helens or Mount Pinatubo, have erupted. However, despite the claims of ...

Nov 15, 2011 4.3 / 5 (6) 17

Using photons to manage data

Managing light to carry computer data, such as text, audio and video, is possible today with laser light beams that are guided along a fibre-optic cable. These waves consist of countless billions of photons, ...

Nov 02, 2011 3.9 / 5 (8) 0