Ross Pomeroy - January 30, 2013

Is It Vital to Eat Food Soon After Exercise?

Those who exercise regularly have undoubtedly heard the notion of a post-workout "window of opportunity." The idea here is that the exerciser should consume some sort of food or dietary supplement with a fair amount of protein or carbohydrates immediately following a workout. Doing so will...


Alex B. Berezow - January 25, 2013

HIV: An Immune System Stowaway

HIV is generally thought of as a disease of T-cells, specifically ones carrying a particular surface protein called CD4. These CD4+ cells, known as T-helper (TH) cells, are vital to the immune system. One subset, known as TH1, helps macrophages ("large eater" cells) gobble up pathogens, and another...


Ross Pomeroy - January 23, 2013

How Spiders Climb Walls: Is Spiderman a Gecko?

Spiders, as you very well know, are creepy, crawly animals with eight long legs. At the end of these spindly legs are claws, as well as hairy attachment pads -- claw tufts. ("The better to grasp you with, my dear.") The tufts consist of hundreds of tiny bristles, called setae, each with hundreds of...


Alex B. Berezow - January 19, 2013

Mycoviruses as Fungicides?

Most living things get viral infections. Obviously, animals and plants are very susceptible. But so are bacteria, and even viruses can get viral infections! So, it probably shouldn't come as a surprise that fungi can be infected with viruses, too. Unlike most other viruses, fungal viruses (known as...


Ross Pomeroy - January 16, 2013

The Science of Science

Science is an ever-growing tree. It was planted and grew as a sapling under the overarching title of philosophy, the study of general and fundamental problems, with great polymaths and thinkers like Ge Hong, Pythagoras, and Socrates providing the fertilizer. Later on, as the tree of science...


Alex B. Berezow - January 11, 2013

Key Stats for the 2012-2013 Flu Season

The CDC has released more data about the U.S. influenza season. (See figure for the current snapshot of flu activity across the country for the first week of January.) There are three types of influenza: A, B and C. Influenza A is associated with pandemics, and so it is by far the scariest....


Ross Pomeroy - January 09, 2013

Cooking... with Physics!

"The kitchen is a laboratory and cooking is an experimental science." In an opinion piece appearing in the Jan. 9th edition of Flavour, University of Bristol physicist and teaching fellow Peter Barham argues that science and cooking are made for each other. "When we cook we generally follow a...


Alex B. Berezow - January 04, 2013

Fish Evolved to Climb Waterfalls with Its Mouth

One of the most iconic images of the Pacific Northwest is the salmon run, when salmon return from the ocean, swimming upstream to their place of birth in order to spawn. This requires tremendous physical effort, such as jumping up waterfalls. The salmon which make it all the way home spawn and die....


01/01/2013