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Planting seagrass in Sardinia

Video

Project aims to grow one million seagrass plants in Mediterranean Sea

A project to plant and protect a swathe of Posidonia oceanica seagrass meadow in the Mediterranean Sea by 2050 is under way in Sardinia, Italy

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A fantasy alien planet

Space

Aliens on low-oxygen worlds may never discover fire

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Life

Cuvier's beaked whale seen grieving dead calf for first time

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A grey wolf hunting pacific salmon

Life

Nearly a third of coastal wolves in Alaska are eating sea otters

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Life

The ancient trees that have lessons for the future

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A mitochondrion

Life

Ocean bacteria may be closest relatives of mitochondria in our cells

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Mars

Space

Mars used to have wet and dry seasons similar to ones on Earth

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The pygmy right whales the world's smallest baleen whale

Life

World's smallest baleen whale stays home instead of migrating to feed

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Life

Neuron-like machinery helps anemones decide when to sting

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Chemistry

Chemical reaction used in cooking may have helped complex life evolve

The Maillard reaction, which generates flavoursome compounds during cooking, probably helps lock carbon away in the seabed, boosting oxygen in the atmosphere

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Space

Essential molecule for life spotted floating in space for first time

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Space

Why do so many people believe aliens have visited Earth?

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Life

Shortage of male turtles could be solved by splash of cold seawater

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Life

World's smallest baleen whale is the last of its kind

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