June 30, 2014

Science Diaries: Tree Rings Millennia

For meteorological data preceding our own recordkeeping, just ask a tree!

June 27, 2014

Science Diaries: Tree Rings Increment Borer

There are better tools than a chain saw to access a tree’s annual growth rings.

June 26, 2014

Science Diaries: Tree Rings Got rings?

In regions without clearly defined seasons, a tree’s rings are not easily identifiable.

June 25, 2014

Science Diary: Mohonk – Peregrines

Peregrine falcons were endangered by the use of pesticides like DDT. After decades of recovery, Hudson Valley naturalists are hoping the peregrines will return to their former roosting spots.

June 24, 2014

Science Diary: Nestwatch – Retrospective

Spring time is bird time for Joni James, one of the NestWatch program’s citizen scientists.

June 23, 2014

Science Diary: NestWatch – Eggs

Chickadees weave a blanket of fur to conceal their eggs from predators. But is it effective?

June 20, 2014

Madagascar’s RR: Plants Rescue

Madagascar scientists found plants that were a great low-cost solution for stabilizing hillsides.

June 19, 2014

Tracker – Neverending Question

A good tracker never stops asking questions about their surroundings.

June 18, 2014

Tracker – Subtleties of Tracking

In nature, even the slightest sound can tell a tracker many things.

June 17, 2014

Tracker – Pressure Releases

Every footprint contains an intricate map of the creature who made it.

June 16, 2014

Tracker – Intro

Tom Brown Jr., a master tracker, has dedicated his life to sharing an Apache legacy.

June 13, 2014

Science Diary: Climate Change – Extinction?

Australia’s white lemuroid possum may be the world’s first mammal to go extinct via global warming.

June 12, 2014

Science Diary: Bat Diversity – Climate Change

A belly full of bugs or pregnant? The answer could have an impact on the population levels of Malaysian bats.

June 11, 2014

Science Diary: Climate Change – Bower Birds

In the cloudforest of Australia, Bowerbirds build elaborate homes for their mates.

June 10, 2014

Science Diary: Climate Change – Reptile Survey

Leaping lizards! Climate change researchers count reptiles in northeastern Australia.

June 9, 2014

Science Diary: Climate Change – DNA

DNA from reptiles and amphibians can help researchers see how they these animals have adapted to past climate change.

June 6, 2014

Teakettle Acoustics

How does a tea kettle make its whistling sound? The answer isn’t a simple as it may seem.

June 5, 2014

3d Printers – Quadcopter

With the help of a 3D printer, a high school student has designed and created a quadcopter that can fold up into a tube.

June 4, 2014

3D Printing – Light and Strong

Structural supports created by 3D printing have an incredible resistance to compressive force, which means they can support more weight while weighing less themselves!

June 3, 2014

3d Printing – Applications

Invisible hearing aids and lightweight aircraft components are just two of the innovations spawned by 3D printing.

June 2, 2014

3D Printing – Additive Tech

A technology that can create impossible structures.