Burke Blog

The Greater spear-nosed bat, Phyllostomus hastatus

Sharlene Santana studies how behavior, diet, anatomy and function result in bursts of diversification in tropical bats.

Researcher Regan Dunn reconstructs what types of vegetation existed in ancient Patagonia

Researcher Regan Dunn reconstructs what types of vegetation existed in ancient Patagonia to understand the impact of climate change.

The rings on a fish otolith.

The rings in a tree stump can tell us a lot about the tree, but did you know similar records are hidden inside the tiny ear bones of fishes?

Chilkat Dancing Blanket

The Chilkat blanket was conceived to be a royal object in motion—the fringe swirls and sways as the wearer dances, dips and turns to a drum beat.

Shedding light on some of the greatest differentiating characteristics between the spruce baskets of the Tlingit and the Haida.

historic photo of the house posts

Uncovering the story behind a historic promotional poster and the polychrome carved cedar grizzly bear it features.

Map of range

Every spider species has limits to its range; every place has a limited list of spiders that live there.

Turquoise is composed of hydrated copper and aluminum phosphate.

Turquoise is composed of hydrated copper and aluminum phosphate. It forms when circulating water alters other aluminum-rich rocks in desert environments.

Citrine as naturally occurring crystals.

Some citrine actually began as purple amethyst, but heat from nearby molten rock changed it to a warm yellow color.

Opal as it naturally occurs in rock.

The presence of water in the mineral structure allows geologists to determine the temperature of the rock at the time the opal formed.

Sapphire is a form of the mineral corundum.

Sapphire is any form of corundum that is not red, as red varieties are called rubies.

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