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Coronavirus

Bubbles at the bottom of a glass, viewed from above.
Food & Environment

Champagne bubbles: the science

As you uncork that bottle and raise your glass, take time to toast physics and chemistry along with the New Year

Photo taken by the crew of the International Space Station of the sun peeking over the edge of the planet showing a sky that darkens as you move away from Earth.
Food & Environment

Why solar geoengineering should be part of the climate crisis solution

The controversial technology of reflecting sunlight away from the planet could help blunt the worst impacts of climate change

An image of the many wordings used in food expiration labels, such as “Enjoy by,” “Use by” and even “Simply great when used by.” But these labels are only rough guides to when foods are no good.
Technology

The dating game: When food goes bad

New technologies to predict spoilage time could slash the massive waste between farm and fork

Photograph of a man seen from above. He is standing on grass and has his arm stretched out toward a wall of solar panels.
Technology

The dazzling history of solar power

PODCAST: Once fringe and futuristic, this renewable energy shines brightly today as a cheap and efficient source of energy. Still, it remains controversial ­— for much different reasons. (Season 1/Episode 3)

Photograph of a wind turbine at dusk, with a stream of birds flying by it.
Technology

How wind turbines could coexist peacefully with bats and birds

As wind power grows around the world, so does the threat the turbines pose to wildlife. From simple fixes to high-tech solutions, new approaches can help.

Conceptual illustration of scientists studying photosynthesis.
Food & Environment

The photosynthesis fix

As world food needs rise, so does the need for faster, more efficient plant growth. Bypassing an error-prone enzyme is one way to do it.

Empty shelves in a UK grocery store during the early weeks of the Covid-19 lockdown in 2020.
Food & Environment

Growing a more resilient global food system

Covid-19 has been a stress test for the world’s food supply chains — and a preview of looming threats. That’s making efforts to improve the journey from farm to fork more urgent than ever.  

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