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Orca seen foster parenting a pilot whale calf for first time

Life

Orca seen foster parenting a pilot whale calf for first time

The first documented case of cross-species parental behaviour among whales has led researchers to wonder whether a long-finned pilot whale calf was adopted or abducted by an orca

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Male XY chromosomes, artwork. The Y chromosome (right) is found in males and is shorter than the X chromosome (upper left). The latter has been labelled with a white glow that can represent a genetic mutation. An individual's sex is determined by the presence or absence of the Y chromosome. Women are XX, while men are XY. Chromosomes are a condensed form of the genetic material DNA (deoxyribonucleic acid), which condenses into chromosomes during cell replication. Each chromosome has two identical strands (chromatids), aligned in parallel and joined at the centromere.

Health

Mice have been born from eggs derived from male cells

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TXBTRF 3d rendered medically accurate illustration of amyloid plaques on a alzheimer nerve cell

Health

Restoring the brain’s mitochondria could slow ageing and end dementia

Features

Harbour porpoise or Phocoena phocoena; Shutterstock ID 2137783321; purchase_order: -; job: -; client: -; other: -

Life

Weird vocal fry trick helps orcas and dolphins hunt prey in the deep

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The giant lacewing found in Arkansas

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Giant insect thought extinct in eastern US found in a Walmart

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Falcor (too) in dock

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Inside Falkor (too), the ship searching for life at hydrothermal vents

Video

The research vessel Falkor (too)

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High-tech research ship ready to seek new life at hydrothermal vents

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Bigclaw snapping shrimp

Life

Young snapping shrimp’s tiny claws beat underwater acceleration record

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Thor the Walrus has been spotted in Iceland after visiting the UK

Life

Thor the walrus spotted on Iceland coast following visit to the UK

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Intestinal implants could one day treat conditions like short bowel syndrome, defined as having a short intestine that affects nutrient absorption

Health

Intestine cell transplant may one day help ease digestive issues

Patches of intestinal tissue grown from the cells of mice contract similarly to the muscles in the digestive tract. If the same patches can be grown from human cells, they could one day treat conditions like short bowel syndrome

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Health

The amazing ways electricity in your body shapes you and your health

Features

Life

Bark beetles use the smell of fungus to pick the best trees to infest

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Life

Three nautilus species new to science have been found in the Pacific

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Health

The size of skin cancer cells may affect how they respond to treatment

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