Explore an interactive avian tree of life that reveals how 11,000 bird species are connected through millions of years of ...

Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Leaves are the food factories of the tree. Powered by sunlight, the green ...

Abstract: Abstract-We study the problem of clustering uncertain objects whose locations are described by probability density functions (pdfs). We show that the UK-means algorithm, which generalizes ...

Ginkgo biloba is a type of tree with fan-shaped leaves. For thousands of years, those who practice traditional Chinese medicine have been using the leaves from this tree to treat illnesses and health ...

Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. The most accurate way foresters determine the age of a tree is by counting ...

Osage Orange (Maclura pomifera) is identifiable by its simple, glossy, ovate leaves, typically 2-5 inches long, which turn yellow in fall. The tree produces large, round, bumpy fruits, known as “hedge ...

Analysts have raised their expectations of a recession in America's near future. A prediction model from the global financial services firm JPMorgan Chase, analyzed by Bloomberg, suggests that the ...

Kamala Harris has gained a mixture of praise and criticism for her turns of phrase - ERIK S LESSER/EPA-EFE/SHUTTERSTOCK Kamala Harris’s repeated use of the ...

From microbes to four-legged critters, dead trees play an essential role in a forest’s ecosystem. Experts say it's rare that removal is necessary. Letting dead trees, like this bristlecone pine in the ...