Ryan Kerney News Today

Exploring the captivating life of the elusive yellow-spotted salamander

Symbiosis is everywhere. From the Greek for "living with," symbiosis is simply a close association between two different species in nature. These relationships can be mutualistic, parasitic, or somewhere in between.

For many vertebrates, including humans, the lungs are crucial. Four extant amphibian clades, however, no longer breathe through their lungs and instead breathe predominantly through their moist skin.

Poet Joyce Kilmer wrote, “Only God can make a tree.” But fourth graders at the Conewago Intermediate School learned this week they can help by planting dozens of trees.

The power of light.

Injecting oxygen-generating algae into tadpoles allows brain activity to continue in the absence of oxygen, researchers find.

Above, about 50 vehicles took part in the Gettysburg Honors Black Cavalcade that began near the Eternal Light Peace Memorial on Martin Luther King Jr. Day. The tour traveled through