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Plants & Animals Aug 5, 2022

The developing bird pelvis passes through ancestral dinosaurian conditions

All baby birds have a moment prior to hatching when their hip bone is a tiny replica of a dinosaur's pelvis.

Archaeology Aug 1, 2022

New Mexico mammoths among best evidence for early humans in North America

About 37,000 years ago, a mother mammoth and her calf met their end at the hands of human beings.

Plants & Animals Jul 27, 2022

Studying modern-day dog bones may deepen knowledge of ancient dog-sledding activities

A University of Saskatchewan (USask) archaeology student is studying modern-day dog specimens in an effort to shed new light on Indigenous dog-sledding practices of the past.

Evolution Jul 25, 2022

New study challenges old views on what's 'primitive' in mammalian reproduction

It's hard to imagine life on Earth without mammals. They swim in the depths of the ocean, hop across deserts in Australia and travel to the moon.

Space Exploration Jun 30, 2022

The path of most resistance could help limit bone loss during spaceflight

Astronauts that have returned after spaceflights over three months may show signs of incomplete bone recovery even after one year on Earth, but adding in more resistance-based exercises during spaceflight may help limit bone ...

Materials Science May 30, 2022

New flexible and tough superelastic metal alloy shows promise in biomedical applications

A research group has revealed a cobalt-chromium-based biomaterial that mimics the flexibility of human bones and possesses excellent wear resistance. The new biomaterial could be used for implants such as hip or knee joint ...

Archaeology May 20, 2022

Prehistoric faeces reveal parasites from feasting at Stonehenge

A new analysis of ancient faeces found at the site of a prehistoric village near Stonehenge has uncovered evidence of the eggs of parasitic worms, suggesting the inhabitants feasted on the internal organs of cattle and fed ...

Paleontology & Fossils May 17, 2022

Previously unknown dolphin species were present in ancient Swiss ocean

Twenty million years ago, the Swiss Plateau region, or Mittelland, was an ocean in which dolphins swam. Researchers at the University of Zurich's Paleontological Institute have now discovered two previously unknown species ...

Cell & Microbiology Apr 28, 2022

New study reveals how human embryo develops the precursor to blood-forming stem cells

Blood-forming stem cells found in bone marrow are the life-saving component used in bone marrow transplants. However, suitable donors cannot be found in many cases. A new study reveals how the human embryo develops the precursor ...

Space Exploration Apr 11, 2022

3D-printed bone for emergency medicine in space

This artificial bone sample is an early step towards making 3D bioprinting a practical tool for emergency medicine in space. An ESA R&D effort aims to develop bioprinting techniques capable of giving astronauts on an extended ...

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