Tiny fish-shaped robot 'swims' around picking up microplastics

Microplastics are found nearly everywhere on Earth and can be harmful to animals if they're ingested. But it's hard to remove such tiny particles from the environment, especially once they settle into nooks and crannies at ...

Oldest insect resource pulses revealed by fossils from China

Resource pulses, i.e., occasional episodes of ephemeral resource superabundance, represent a fundamental mechanism by which energy, nutrients, and biomass are transported across ecotones. They are widespread in extant ecosystems; ...

Ancient Mayan maize god sculpture found in Mexico

Archaeologists have uncovered a roughly 1,300-year-old sculpture representing the head of a Mayan maize god in ruins in southeastern Mexico, the National Institute of Anthropology and History said.

Sustainable strategies to treat urban runoff

We know the lakes and rivers in and around urban environments are contaminated by plastic debris, detergents, pesticides, heavy metals and other contaminants, but new research is showing that urban runoff toxicity is ill-defined ...

Small wetlands can have big impacts

Crops need nutrients like nitrogen and phosphorus to grow and thrive. However, excess nutrients from farms can wash into streams and rivers, and even make their way into oceans. The surplus in nutrients can cause major damage ...

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