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Environment – Articles, Analysis, Comment

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The environmental footprint of reusable containers may not be as light as we think. Marco Verch/Flickr

Reusable containers aren’t always better for the environment than disposable ones - new research

Reusable containers may have to be reused many times to offset their negative environmental impacts - improving recycling infrastructure could be the answer.
Many seahorses mate for life, and males are always pregnant. Steven L Gordon/Shutterstock

Nine things you don’t know about seahorses

Fascinating facts about this unusual fish include that it doesn’t swim very well. A marine expert reveals why