martinus beijerinck tobacco mosaic virus Beijerinck: A co-discoverer of viruses Tobacco Mosaic Virus (TMV) of

The exhaustion and the fact that I was running out of time dissuaded me from walking over and climbing Mount Jefferson, just a 300 feet in elevation down, away

"It's exciting, it's rewarding and it's making a difference and that's what's important."

Tobacco companies have been caught, for instance, purposely adding ingredients to cigarettes that make them more addictive

A fake ID may come in one of many forms

Eggplant contains one of the highest concentrations of nicotine: 100 nanograms, or 0.1 micrograms, of nicotine per gram of eggplant

Ceiling vents will usually have a fan that will pull the smoke up and out of the room