Nature

New insights on femoral head trabecular bone directionality in elderly humans using a micro-CT-based analysis

The intricate structure and adaptive nature of bone tissue are well established in the literature, revealing a complex biological system that optimizes its architecture to withstand mechanical ...
Nature

Evolutionary advantage of anti-parallel strand orientation of duplex DNA

The central concept of this article is asymmetric cooperativity, a new property of self-replicating heteropolymers that we introduced in our earlier article 12. In that article, we have quantitatively ...
EurekAlert!

Monarch butterflies (Danaus plexippus) only use magnetic cues for migratory directionality with orientation re-calibrated by coldness (IMAGE)

Hypothetical neural circuit of the environmentally-tuned monarch magnetic compass. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by ...
Nanowerk

Multi-directionally oriented collagen tissue fabrication achieved using 3D printing

(Nanowerk News) Collagen, a prevalent and predominant part of the structure of bodies, still has some mystique surrounding the finer aspects of its existence. Here, researchers look into the mechanism ...
EurekAlert!

Monarch butterflies (Danaus plexippus) only use magnetic cues for migratory directionality with orientation re-calibrated by coldness (IMAGE)

Migratory monarch butterflies use magnetic field cues to guide them during migration and refuel during the trip by nectaring on flowers. Disclaimer: AAAS and EurekAlert! are not responsible for the ...