An easy way for dairy farmers to reduce their climate impact

Adding even a small amount of biochar—a charcoal-like material produced by burning organic matter—to a dairy's manure-composting process reduces methane emissions by 84%, a recent study by UC Merced researchers shows.

Four possible consequences of El Niño returning in 2023

Every two to seven years, the equatorial Pacific Ocean gets up to 3°C warmer (what we know as an El Niño event) or colder (La Niña) than usual, triggering a cascade of effects felt around the world. This cycle is called ...

A new optical metamaterial makes true one-way glass possible

A new approach has allowed researchers at Aalto University to design a kind of metamaterial that has so far been beyond the reach of existing technologies. Unlike natural materials, metamaterials and metasurfaces can be tailored ...

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