ADVANCED alien civilisations might be talking to each other across the vast reaches of space using a “firefly” technique.

In the search for extraterrestrial life, researchers have hinted at the idea that advanced alien civilizations may be ...

Researchers at University of Tsukuba have, for the first time, recorded the songs of the Chinese hwamei Garrulax ...

Erik Irmer has been documenting the spread of invasive plant and animal species that disrupt native ecology across Europe. He focuses on humans’ interactions with these plants and animals. Aliens is ...

A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The ...

The investigation of pulsar signals suggests that aliens may be communicating their presence by flashing signals in the ...

Does a cuckoo know it's a cuckoo? The answer is more difficult than you might think, explains Richard Pallardy ...

Some animals form lifelong pair bonds that run deeper than simple mating. These connections shape how they live, move, and interact with the world. When a partner is lost, the change is often visible.

Introduction: Nonnative species in the world / David Pimentel -- The impacts of alien plants in Australia / Richard H. Groves -- Environmental and economic costs of invertebrate invasions in Australia ...

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From Borg battles to impossible moral choices, these are the 'Star Trek' episodes that define the hit sci-fi franchise.