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How To: Get rid of pesky winter moths

Winter moths (operophtera brumata) can be a nuisance to your trees during early spring time. The biggest concern is the larva, which is a caterpillar/inch-worm feed on the budding leaves of deciduous trees and you won't really notice it until your leaves are at their full size. A good way to get rid of the moths is with a bacterium called, BT (bacillus thuringiensis)or Spinosad a derivative of a bacterium. If you have really big trees, you may need to get an arborist to treat your trees.

News: New Study Says Stopping Slimy Biofilms Could Save Thousands a Year from Legionnaires' Disease

In the summer of 1976, 4,000 American Legionnaires descended upon the Bellevue-Stratford Hotel in Philadelphia, Pennsylvania, for a four-day convention. Several days later, many of the attendees experienced symptoms of severe pneumonia. By the beginning of August, 22 people had died. The Centers for Disease Control and Prevention (CDC) estimate that about 180 people were sickened and 29 people died before this mysterious outbreak burnt out.

News: This Genetic Defect Could Be Why Typhoid Mary Never Got Typhoid Fever

Whether or not a microbe is successful at establishing an infection depends both on the microbe and the host. Scientists from Duke found that a single DNA change can allow Salmonella typhi, the bacteria that causes typhoid fever, to invade cells. That single genetic variation increased the amount of cholesterol on cell membranes that Salmonella and other bacteria use as a docking station to attach to a cell to invade it. They also found that common cholesterol-lowering drugs protected zebrafi...

Put Down the Ointment: Topical Antibacterials Totally Disrupt Your Skin Microbiome

The next time you suffer a cut or abrasion, think twice before you reach for the Neosporin. It's time, and mom, tested — you get a cut, you wash it carefully, then apply some triple-threat antimicrobial ointment. You may or may not slap on a band-aid. We won't cover it here, but so that you know, covering the wound with a sterile dressing or band-aid is a good idea.

How To: Detect and avoid bad breath

In this tutorial, we learn how to detect and avoid bad breath. If your mouth is very dry, it's going to smell worse and worse. The more oxygen and moisture that you have in your mouth, the less bacteria will be inside it. For people with halitosis, they have a big problem with bad breath. Bacteria lives in your tongue, so you can't scrape them away. You can take a test to see how bad your breath is with a machine. After you do this test, you can learn how to keep more hydrated. Once you have ...

News: How Calcium Sets Off a C Diff Infection

Unfortunately, the very places we go to receive health care put us at risk for becoming infected with superbugs, bacteria exposed to so many antibiotics that they have become immune to their effects. Clostridium difficile (C. diff) is one such bacteria. It causes inflammation of the colon and rampant diarrhea that can have life-threatening consequences. Part of its virulence lies in the tough spores formed by the bacteria. They are responsible for starting infections in the colon and for spre...

How To: Science Says You're Taking Too Many Showers (Are You?)

My morning just doesn't start without a cup of coffee and an incredibly hot shower. There's nothing better than sloughing off sleep with a dose of warm, cleansing water. Except, as scientists are pointing out, our habit of showering daily isn't exactly the healthiest choice. Though it feels great, if you have a shower-a-day habit like I do, you're showering all wrong.

How To: Remove a tick

A hungry tick is a determined little bugger—it wants to find its way into your skin if it’s the last thing it does. Here’s how to make sure it is the last thing it does.