What Should Be the Top Environmental Priority for the Next 40 Years?
Experts speakers argue their cases.
Experts speakers argue their cases.
Scientists have detected a clear change in salinity of the world’s oceans and have found that the cycle that drives rainfall and evaporation has intensified more than thought because of global warming. The finding published in the journal Science, helps refine estimates of how different parts of the globe will be affected by increased rainfall…
Blasting over two million lights years from the centre of a distant galaxy is a supersonic jet of material that looks strikingly similar to the afterburner flow of a fighter jet, except in this case the jet engine is a supermassive black hole and the jet material is moving at nearly the speed of light….
For more than 30 years, climate scientists have debated whether flood waters from melting of the enormous Laurentide Ice Sheet, which ushered in the last major cold episode on Earth about 12,900 years ago, flowed northwest into the Arctic first, or east via the Gulf of St.Lawrence, to weaken ocean thermohaline circulation and have a…
In an effort to better understand how life started on Earth, researchers at NASA’s Jet Propulsion Laboratory are cooking up icy concoctions of organisms (carbon-bearing molecules) then zapping them with lasers. The JPL crew’s experiments also provide the first direct look at the organic chemistry that takes place in the chilly regions of our solar…
The final round of negotiations leading up to next week’s Rio+20 summit begins with countries very much at odds on key issues. The draft agreement would improve energy, water and food security in poorer countries, phase out fossil fuel subsidies and boost ocean protection. But with three days of negotiations left, only 20% has been…
For all Il Papa’s social media encouragement the last few years, the Roman Catholic Church continues to struggle with digital ministry practice, particularly where new media intersects the Church’s medieval sacramental structure. In 2011, a new smartphone app aimed to support preparation for and the practice of confession ended up generating more confusion than contrition…