October 31, 2013

Hellbenders – Large Salamander

North America’s largest salamander can be as large as two feet long and weigh up to five pounds.

October 30, 2013

Snapping Turtles – Ecotoxicology

By studying how contaminants in the environment influence wildlife populations, we may be able to draw some important inferences about how they effect our own reproductive processes.

October 29, 2013

Snapping Turtles – Mercury

In an ecosystem polluted by toxins like mercury, do mother turtles pass these substances on to their young?

October 28, 2013

Snapping Turtles – Nails

Why would anyone want to cut the toenails of a snapping turtle?

October 25, 2013

Snapping Turtles – Capturing Clues

Snapping turtles are teaching us invaluable lessons about the effects of toxins on the environment.

October 24, 2013

Biological Invaders – Biocontrol

The ravage of biological aliens challenge our abilities to control them effectively.

October 23, 2013

Biological Invaders – Aussie Invasions

Australia has played host to unwanted visitors since the 19th century.

October 22, 2013

Rain – What’s in a Raindrop

Microorganisms are part of the “recipe” for making rain, and rain not only cleans the atmosphere of microbes and airborne particles, it serves as a prime mover in stimulating microbial growth.

October 21, 2013

Rain – UAVs

Unmanned aerial vehicles are helping scientists take samples of microbes in clouds, in order to learn some of the secrets of rain-making.

October 18, 2013

Biological Invaders – Salvinia

Moving a species to a foreign environment may ultimately require importing another species to control the first.

October 17, 2013

Biological Invaders – Ecology

Humans are largely responsible for the demise of the biological immunity of ecosystems.

October 16, 2013

Biological Invaders – Adaptation

Disparate species are being unnaturally relocated without the benefit of time for adaptation.

October 15, 2013

Science Diary: Redwoods – Climbing

Thinking of climbing a giant redwood? Don’t try this at home!

October 14, 2013

Science Diary: Redwoods – Straw

Imagine sucking water through a 300-foot straw; giant redwoods do this, in effect, every day.

October 11, 2013

Rain – Evolution in the Clouds

Why would bacteria evolve the ability to freeze cloud water at higher than normal temperatures?

October 10, 2013

Rain – Pathogens

The down side of using certain types ofbacteria to seed rain clouds, is that they may be pathogenic to plants.

October 9, 2013

Rain – Bacteria

A certain type of bacteria is a catalyst for producing rain in clouds.

October 8, 2013

Rain – Impurities

What enables water in clouds to freeze at higher temperatures than pure water?

October 7, 2013

Rain – To Freeze or Not to Freeze

In order for it rain, water must first freeze inside a cloud.

October 4, 2013

Dragonflies – Cape May

Where’s a great place to watch dragonflies migrate?

October 3, 2013

Dragonflies – Mating Strategy

One of the world’s most venerable insects has developed a sucessful means of reproduction.

October 2, 2013

Dragonflies – Wired

Tiny transmitters may help unlock the mysteries of dragonfly migration.

October 1, 2013

Dragonflies – Riding the Wind

Unfortunately for dragonflies, they’re not the only creatures who migrate riding wind currents.