07/04/2021

Why lists of worldwide bird species disagree

How many species of birds are there in the world? It depends on whose count you go by. The number could be as low as 10,000 or as high as 18,000. It's tough to standardize lists of species because the concept of a "species" ...

Ant responses to social isolation resemble those of humans

Ants react to social isolation in a similar way as do humans and other social mammals. A study by an Israeli-German research team has revealed alterations to the social and hygienic behavior of ants that had been isolated ...

Genome sequencing reveals a new species of bumblebee

While studying genetic diversity in bumblebees in the Rocky Mountains, U.S., researchers from Uppsala University discovered a new species. They named it Bombus incognitus and present their findings in the journal Molecular ...

Probing for life in the icy crusts of ocean worlds

Long before NASA's Perseverance rover touched down on the Red Planet on Feb. 18, one of its highest-level mission goals was already established: to seek out signs of ancient life on the Martian surface. In fact, the techniques ...

New biosensor makes control hormone auxin visible in cells

The hormone auxin is of central importance for the development of plants. Scientists at the University of Bayreuth and the Max Planck Institute for Developmental Biology in Tübingen have now developed a novel sensor that ...

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