A 'bionic nose' that knows

A 'bionic nose' that knows

Both cancer cells and the chemicals used to make bombs can foil detection because they appear in trace amounts too small for conventional detection techniques. Tel Aviv University has developed the…
Rats 0, Mice 1

Rats 0, Mice 1

I  often like to watch Dog Whisperer, and am fascianated by how a very small dog can often dominate a much larger one, simply through being of higher “energy”, as Cesar Millan calls it. …
The Chicken, the Egg and The Hermeneutic Circle.

The Chicken, the Egg and The Hermeneutic Circle.

The Chicken, the Egg and The Hermeneutic Circle. Which came first, the chicken or the egg?It is often difficult when analysing a problem to know where to start. Cause and effect sometimes seem to…
Caffeine Toxicity: How Much is Too Much?

Caffeine Toxicity: How Much is Too Much?

There are four caffeine-induced psychiatric disorders recognized by the DSM-IV, the diagnosis manual of the American Psychiatric Association: caffeine intoxication, caffeine-induced anxiety disorder,…
Math Separates Magicicadas from Regularcicadas

Math Separates Magicicadas from Regularcicadas

Cicadas are nature’s candy—fat meaty bugs straight out of a Temple of Doom buffet.  Though most cicadas worldwide live typical insect lives, the Magicicada genus in the eastern US has a special…
Eaten Alive: Massive Swarm Consumes Hopes

Eaten Alive: Massive Swarm Consumes Hopes

 What looked to be a small stroke of genius in the fight against global warming has resulted in scientific disaster. Planktos, a California-based company that sell “carbon credits” to businesses…
Going Under the Knife to Treat Diabetes

Going Under the Knife to Treat Diabetes

As more research is conducted on the development and spread of pandemic type II diabetes, there is more evidence than ever that diabetes is intricately linked to obesity, which is spreading in the US…
Genes that make bacteria make up their minds

Genes that make bacteria make up their minds

Bacteria are single cell organisms with no nervous system or brain. So how do individual bacterial cells living as part of a complex community called a biofilm "decide" between different…
Getting down to cancer basics

Getting down to cancer basics

Researchers have identified a new cancer gene - one that is common to many cancers and affects the most basic regulation of our genes. The new example - a gene on the X chromosome called UTX - is…
Dust may settle unanswered questions on Antarctica

Dust may settle unanswered questions on Antarctica

Dust trapped deep in Antarctic ice sheets is helping scientists unravel details of past climate change. Researchers have found that dust blown south to Antarctica from the windy plains of Patagonia –…
Action video games improve vision

Action video games improve vision

Video games that involve high levels of action, such as first-person-shooter games, increase a player's real-world vision, according to research in today's Nature Neuroscience. The ability to discern…