Alcohol Abuse during the Holidays

Alcohol Abuse during the Holidays

The holiday season is upon us and alcohol is frequently more visible and free flowing during this time.  Exactly where the line is between heavy drinking and clinical alcoholism can be vague. A…
Who’s Smoking Marijuana and How Much?

Who’s Smoking Marijuana and How Much?

Statistics on cannabis users skew perceptions of cannabis use. Most statistical surveys of marijuana focus on a single quantitative measurement, “How many people are using?” However, there is a…
America 'On Board' for Orion's First Launch

America 'On Board' for Orion's First Launch

The first Orion spacecraft launch is just days away, so the excitement grows in America for this maiden flight, which will pave the way for future U.S. deep space missions. When NASA asked people…
DNA May Survive Spaceflight, Study Finds

DNA May Survive Spaceflight, Study Finds

Plasmid DNA attached to the outer surface of a sounding rocket may be able to withstand rocket launch, a period of residence in suborbital space, re-entry, and landing conditions into the Earth's…
On integrating out short-distance physics

On integrating out short-distance physics

I submitted an article with simple calculations where the "short-distance physics" is integrated out automatically rather than "manually". http://arxiv.org/abs/1409.8326 Happy reading! Abstract: I…
Volunteer-Based Peer Review: A Success

Volunteer-Based Peer Review: A Success

A week ago I offered readers of this blog to review a paper I had just written, as its publication process did not include any form of screening (as opposed to what is customary for articles in…
Still No Contact with NASA's Sun-watching Probe

Still No Contact with NASA's Sun-watching Probe

Communications with NASA's STEREO Behind spacecraft were interrupted on October 1, 2014 immediately after a planned reset of the spacecraft performed as part of a test of solar conjunction…
Regular Pot Use Changes the Brain

Regular Pot Use Changes the Brain

The existing literature on the long-term effects of marijuana on the brain is confusing, mostly due to methodological differences across studies. However, in a new study of cannabis users,…
Proof That Everyone Makes Mistakes.

Proof That Everyone Makes Mistakes.

Cambridge University Press website mislabels and Astronomy text as an Astrology text. I was looking for open access open source freely downloadable and good textbooks to use in my future…
GAO's Pace to Space

GAO's Pace to Space

The U.S. Government Accountability Office (GAO) has made the space news headlines a couple of times recently. The office released a report in July that warned of cost and schedule risks to NASA’s…