Honey bees may inherit altruistic behavior from their mothers

True altruism is rare behavior in animals, but a new study by Penn State researchers has found that honey bees display this trait. Additionally, they found that an evolutionary battle of genetics may determine the parent ...

Exploring the existence of life at 50°C

There are an estimated 8.7 million eukaryotic species on the planet. These are organisms whose cells contain a nucleus and other membrane-bound organelles. Although eukaryotes include the familiar animals and plants, these ...

Singling out a bacterium from the crowd

Bacteria are nearly ubiquitous and have tremendous impacts on human and ecological health. And yet, they remain largely mysterious to us. Princeton MOL faculty Zemer Gitai, Britt Adamson and Ned Wingreen launched a joint ...

Researchers study the intricate processes underpinning gene expression

A new study led by University of Maryland physicists sheds light on the cellular processes that regulate genes. Published in the journal Science Advances, the paper explains how the dynamics of a polymer called chromatin—the ...

Biologists find what colors a butterfly's world

As butterflies flit among flowers, they don't all view blossoms the same way. In a phenomenon called sexually dimorphic vision, females of some butterfly species perceive ultraviolet color while the males see light and dark. ...

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