Daily Archives: February 5, 2012

Do black holes help stars form?

The centre of just about every galaxy is thought to host a black hole, some with masses of thousands of millions of Suns and consequently strong gravitational pulls that disrupt material around them. They had been thought to hinder the … Continue reading

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The Camino de Santiago

The Camino de Santiago or the Way of St. James is a spiritual journey that pilgrims of all faiths and backgrounds have traversed for over a thousand years. The pilgrimage originally began at one’s doorstep, though modern trekkers today would … Continue reading

Posted in Adventure, History | 2 Comments

How to Make Electricity Using Plants and Sunshine

When plants engage in photosynthesis, sunlight breaks apart water and CO2 to release oxygen and build plant—and people—food. It’s cheap and ubiquitous but not much use for powering a home. Photovoltaic devices use semiconducting material like silicon in a related way, … Continue reading

Posted in Ecology | Leave a comment

Planet “Lights” Could Signal Civilization?

If an alien civilization builds brightly-lit cities like those shown above of the Iberian Peninsula, future generations of telescopes might allow us to detect them. This would offer a new method of searching for extraterrestrial intelligence elsewhere in our Galaxy. In … Continue reading

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A Technological View of the Future

Watch how future technology will help people make better use of their time, focus their attention, and strengthen relationships while getting things done at work, home, and on the go.

Posted in Technology | 2 Comments