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Optical force-induced self-guiding light in human red blood cell suspensions
Animation of red blood cells (RBCs) moving inward and forward due to the action of optical forces, forming an effective waveguide of light. Credit: Light: Science & Applications, doi: 10.1038 ...
Engineers demonstrate metamaterials that can solve equations
University of Pennsylvania Engineers have designed a metamaterial device that can solve integral equations. The device works by encoding parameters into the properties of an incoming ...
Study finds cells maintain a complete molecular 'memory' of their embryonic origins
In research that casts cells as curators of their own history, Dana-Farber Cancer Institute scientists have discovered that adult tissues retain a memory, inscribed on their DNA, of the embryonic ...
Half-a-billion-year-old fossil reveals the origins of comb jellies
One of the ocean's little known carnivores has been allocated a new place in the evolutionary tree of life after scientists discovered its unmistakable resemblance with other sea-floor dwelling ...
New technique could help regrow tissue lost to periodontal disease
According to the U.S. Centers for Disease Control and Prevention, about half of all Americans will have periodontal disease at some point in their lives. Characterized by inflamed gums and bone ...
World's smallest bears' facial expressions throw doubt on human superiority
The world's smallest bears can exactly mimic another bear's facial expressions, casting doubt on humans and other primates' supremacy at this subtle form of communication. It is the first time ...
Machine learning identifies links between world's oceans
Oceanographers studying the physics of the global ocean have long found themselves facing a conundrum: Fluid dynamical balances can vary greatly from point to point, rendering it difficult to make ...
Green New Deal: universal basic income could make green transition feasible
Within ten years, the US will phase out fossil fuels and source its energy from 100% renewable sources. That's what a letter, signed by over 600 people and sent to Congress on January 10 2019 ...
Physicists reveal why matter dominates universe
Physicists in the College of Arts and Sciences at Syracuse University have confirmed that matter and antimatter decay differently for elementary particles containing charmed quarks. Distinguished ...
Females live longer when they have help raising offspring
Female birds age more slowly and live longer when they have help raising their offspring, according to new research from the University of Sheffield. Researchers studied the relationship between ...
Inert nitrogen forced to react with itself
For the first time, two molecules of atmospheric nitrogen (blue, middle) are coupled directly to each other in research by chemists from Würzburg and Frankfurt. Credit: Dr. Rian Dewhurst / Dr ...
Two-step path to shrinking worker bee gonads
The distinct female castes: a queen (marked in blue) is attended by many worker bees on a wax comb in a honeybee colony. Distinct diets and the switching on of a specific genetic program, as shown ...