From satellite imagery to clandestine price reports, a new study draws on North Korea to explore economic activity in opaque regimes and information-scarce regions. North Korea is the blackest of ...

Ever feel uncomfortable when a payment screen asks for a tip? We sure have. As tipping prompts become more widespread, more consumers are feeling uneasy or frustrated, but not always sure why.

Bright colors in animals are beautiful but often considered risky because they are more obvious to predators. However, conspicuous colors can also serve defensively, signaling toxicity or even luring ...

Understanding the dynamics of how water moves is deceptively simple in concept and endlessly complex in practice. Real-world marine environments are anything but controlled: weather, seasons, and ...

When viruses invade a plant, you might expect an all-out immune war. But new research published in Science shows that, much like in humans, too strong an immune response can actually do more harm than ...

Plastic waste poses an urgent problem for the planet's ecosystems, especially in waterways. Millions of tons of plastic waste enter Earth's oceans every year, and plastic has been found in every part ...

Conservationists are in a race against time to prevent one of the world's rarest island plants from disappearing forever, after seeds collected from the only surviving wild Dendroseris neriifolia tree ...

When the Dome Fire tore through the Mojave Desert in 2020, it reduced 1 million Eastern Joshua trees to blackened skeletons. Scientists expected the underground ecosystem to be equally devastated.

Residents in the East Java province of Indonesia scattered flowers, paid their respects and prayed at the edge of a mud lake on Friday, the 20th anniversary of the eruption of the Lusi mud volcano ...

A new study published in Physical Review Letters by the IceCube Collaboration reports evidence that the energy spectrum of ...

There's a conundrum that has perplexed biologists since Charles Darwin himself. Why do some exotic species take off as invasive pests while others don't?

In 2008, while investigating a clandestine drug lab, forensic scientists from WA's ChemCentre found something odd—a pile of wet bark, stripped from a wattle tree and stewed.