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Life & Non-humans

zebra finches

A Bird’s Warning Song Rewires Its Chicks’ Brains Before They Even Hatch

Collective systems such as bird flocks, bacterial colonies, and migrating tissue cells often exhibit interactions that violate Newton's third law, because individual members respond only to selected parts of their environment rather than equally to one another. Physicists at the Cluster of Excellence ct.qmat in Dresden developed a new theoretical framework that accurately captures and simulates these "non-reciprocal" interactions. The key innovation is the introduction of auxiliary degrees of freedom, illustrated here as green birds, which provide the flexibility needed to model systems where action and reaction are not balanced. This approach enables more precise descriptions of complex collective behaviors that fall outside the assumptions of conventional physics.

Physicists Build a Workaround for the Flocks of Birds That Break Newton’s Third Law

The Kids Are All Right: Zoo Ponies Stay Calm Under Petting Yet Bolt at an Excavator

blood bag hanging from an IV rack

Drug Costing Less Than $10 Could Spare Millions of Surgery Patients a Blood Transfusion

How Supergiant Deep-Sea Isopods Survive Years Without Eating

closeup of cricket face

Europeans Lost the Taste for Insects Thousands of Years Before Anyone Found Them Disgusting

mysterious clouds

Scientists Have Written the Rules for First Contact, and Step One Is Don’t Panic

Hawaiʻi’s Last False Killer Whales Are Starving in a Warming Sea

Four-Winged Raptor May Have Hunted China’s Earliest Birds

WashU Medicine researchers genetically modified hookworms to produce and deliver a therapeutic antibody inside a host, a proof-of-concept that could lead to long-lasting treatments for chronic disease or exposure to toxins in remote settings.

Modified Hookworms Generate, Deliver Medicine

A whitespotted eagle ray feeds on hard-shelled mollusks in its natural habitat. The distinctive crunching sounds produced during feeding are helping FAU researchers develop AI-powered tools to monitor predator-prey interactions beneath the ocean surface

AI Identifies a Ray’s Prey From the Sound of Cracking Shells

A Blood-Feeding Fly Dims Its Own Eyes Once It Settles on a Host

Worker Bees, Not Queens, Decide Which Larvae Become Royalty

Mosquito caught on a screen

The Mosquito Already in Your Garden Could Soon Carry a Tropical Disease

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Comments

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Josh Mitteldorf on Red States and Blue States Are Becoming the Same Unhappy Country
Josh Mitteldorf on Scientists Have Written the Rules for First Contact, and Step One Is Don’t Panic
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ScienceBlog.com on A New Theory Says DMT Entities Might Be Real, and Proposes How to Test It

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