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Biology

How your brain decides whether to run or walk

Two centres in the brain decide when you should walk or run.

Climate change boosts algae growth in the Arctic

Microscopic algae living underneath sea ice are an essential source of food in the Arctic ocean. But do we really know how little light they need to survive?

CRISPR breakthrough ignites hope of using pigs as organ donors

Scientists have effectively switched off virus genes in pig DNA, bringing us one step closer to using pigs as organ donors for humans.

What are these gigantic balls of jelly in the sea?

Observations have been made of large gelatinous spheres in the ocean off the west coast of Norway. Many have seen them this year. Scientists want to know what these are.

Eureka moment with a eukaryote

Certain unicellular organisms have fabulous abilities to create intricate skeletons. How do they do it? The single-cell radiolarian on this grainy photo has provided scientists with an answer to a question that has baffled biologists for over 150 years.

Human organs-on-chips may one day replace animal testing

Scientists have developed more than ten different human organ chips, including devices to mimic critical functions of the lungs, kidneys, intestines, liver, and bone marrow. Eventually this technology could render animal testing obsolete.

Walnuts are fruits, not nuts - but does it matter?

Biologists shy away from the term vegetables and they consider bananas to be berries. Why do they use other names than the rest of us?

See what life is like when you study climate change in Greenland

Scientists study uncharted waters and living fossils to document sea ice melt in Northeast Greenland.

New part of the immune system discovered

Scientists have discovered a part of the immune system that could protect against all respiratory infections and sexually transmitted diseases.

Algae: the future sustainable super crop

Research into algae makes it increasingly clear that these plants have huge potential for the sustainable production of everything from food to medicine.