- Why scientific theories can’t be proved absolutely
- Could we survive the trip to another planet?
- What's really scary isn't Halloween
- Why can't science answer our question about God?
- How certain are proven facts?
- Is global warming a serious issue?
- The Surprising Intelligence of Non-Human Primates
- The problems of colonizing another planet
- How could global warming make our winters colder?
- a scientific theory examined
- beyond earth
- Great Ideas
- how do we know that?
- humans, primates, and other life on earth
- in the last 10,000 years or so
- Questions beyond Science
- saving our home – thoughts about global warming
- science and religion
- something new about something old
Category Archives: mega-catastrophes
Yesterday a ten-ton meteor exploded above the Urals in Russia, injuring at least a thousand people, shattering windows, and even buildings. Tonight scientists say that an asteroid missed crashing into Earth several hours ago by a mere 17,000 miles, eerily … Continue reading
Let’s assume for the sake of this discussion that serious climate change is happening including rising temperatures, acidification of the oceans, continued mass extinction of plant and animal species, reduced crop yields, water shortages, and air pollution. Let’s also assume … Continue reading
How might the world end? St. John in the Apocalypse prophecies a rather ghastly end to the world, but with the consolation that at least the good will be transported to a better place to live in peace and harmony. … Continue reading
Officials in countries as far away from each other as the United States and New Zealand announced today that cases of swine flu had been identified among several residents who had recently returned from Mexico. In Mexico itself, at least … Continue reading
This week several of nature’s most deadly attacks have reminded us that occasionally there is a high price for calling Earth our home. It’s an amazing place, if only because it is the only place in the universe we know … Continue reading
Scientists have been warning for at least a decade that eventually humans were going to start fighting over water. Not fighting over water for golf courses, swimming pools, and lawns, but fighting to get enough water to drink, wash, and … Continue reading
A bubbling supervolcano hotspot is under what is today Yellowstone National Park in Montana. Geysers of hot water and steam gush to the surface throughout the park, a constant reminder of what lies below. Sometimes the thermal explosions are seriously … Continue reading