Voyager I: Off to Interstellar SpaceJune 23, 2013 at 9:39 pm
If there has ever been a Golden Age for scientists and engineers in the United States, you could make a good case that it was the 1960s. NASA was launching ever-more sophisticated devices into orbit and was gearing up to put a man on the moon.
Hurricanes Part III: Frequency and Global WarmingJune 16, 2013 at 8:50 pm
Over the last several decades the media have consistently reported that global warming would result in more frequent and more powerful hurricanes.
Hurricanes Part II: Storm SurgeJune 10, 2013 at 12:01 am
A category five hurricane can release up to 200 exajoules of energy per day, which is approximately 70 times greater than humanity’s global daily energy use.
Hurricanes Part I: Hurricane BarryJune 3, 2013 at 12:54 am
This week marks the beginning of hurricane season in the northern Atlantic, which lasts until November 30th.
MentorsMay 26, 2013 at 11:36 pm
From time to time I step back from the sciences and write a more personal column like this one. Lately I have been thinking of some of the key mentors in my life, the impact they have had on me as well as some of their most memorable lessons and quotes. It may surprise you […]
Ten Things You Should Know About CO2 Topping 400PPMMay 19, 2013 at 10:14 pm
Last week scientists in Mauna Loa, Hawaii announced that the level of carbon dioxide in the earth’s atmosphere has reached a troubling milestone.
Cougars in Chapel Hill in 2035?May 12, 2013 at 10:47 pm
You may recall some excitement in Chapel Hill in December of 2008 when there was a reported cougar sighting near the UNC golf course.
Boy Scouts Bike Across US For Cancer ResearchMay 11, 2013 at 9:54 am
On June 10th, ten local teens and two adult leaders from Troop 845 are headed across the U.S. again, 3700 miles from the Chesapeake Bay to the Pacific.
Depleted UraniumMay 6, 2013 at 9:00 am
I recently heard a story which estimated the cost of cleaning up depleted uranium weapons in Iraq at around 30-45 million dollars.
Advice for Opponents of the Keystone XL PipelineApril 29, 2013 at 12:01 am
The proposed Keystone XL pipeline is back in the news, with supporters touting its benefits for economic growth and with opponents changing their focus from its impact on global warming