Why are lemurs nearly extinct, and yet so diverse?

Lemurs, small, big-eyed primates that live in the trees of Madagascar off the southeast coast of Africa, are a mystery of evolution. When the first ones arrived there tens of millions of years ago, they found an island with ...

Gamma-ray outburst detected from the radio source 3C 216

Using NASA's Fermi space telescope, Italian astronomers have observed a radio source known as 3C 216. As a result, they detected increased gamma-ray activity from this source, including a strong outburst. The finding is reported ...

Invasive tilapia species threaten Gulf of Carpentaria ecosystems

A new study led by Griffith University has tracked two invasive fish species—the Mozambique and spotted tilapia—and found them established in the Mitchell River catchment in Northern Queensland, which flows into the Gulf ...

New orchid found on Australian island resembles a cupcake

Imagine discovering a tiny orchid perched on a tree branch in a forest. It resembles an orchid you've seen before, but something is subtly different. Could it be a new species that hasn't yet been named or described by science?

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