Hardware

A robot able to 'smell' using a biological sensor

A new technological development by Tel Aviv University has made it possible for a robot to smell using a biological sensor. The sensor sends electrical signals as a response to the presence of a nearby odor, which the robot ...

Energy & Green Tech

Cleaning contaminated water with flax shives

Using the Canadian Light Source (CLS), a team of researchers from the University of Saskatchewan (USask) has found that a common agriculture byproduct can treat waste water contaminated by antibiotics and other pharmaceutical ...

Robotics

Researchers develop winged robot that can land like a bird

EPFL researchers have developed a method that allows a flapping-wing robot to land autonomously on a horizontal perch using a claw-like mechanism. The innovation could significantly expand the scope of robot-assisted tasks.

Engineering

Creating buildings with an ecological envelope

Nature in city environs has a positive effect on people's well-being. At the same time, biological diversity in urban areas continues to shrink, for example, because of increasing building density. In the Ecolopes project, ...

Engineering

The era of the megalopolis: How the world's cities are merging

On November 15 2022, a baby girl named Vinice Mabansag, born at Dr. Jose Fabella Memorial Hospital in Manila, Philippines, became—symbolically—the eight billionth person in the world. Of those 8 billion people, 60% live ...

Robotics

Self-organization: What robotics can learn from amoebae

Amoebae are single-cell organisms. By means of self-organization, they can form complex structures—and do this purely through local interactions: If they have a lot of food, they disperse evenly through a culture medium. ...

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Biology

Biology is a natural science concerned with the study of life and living organisms, including their structure, function, growth, origin, evolution, distribution, and taxonomy. Biology is a vast subject containing many subdivisions, topics, and disciplines. Among the most important topics are five unifying principles that can be said to be the fundamental axioms of modern biology:

Subdisciplines of biology are recognized on the basis of the scale at which organisms are studied and the methods used to study them: biochemistry examines the rudimentary chemistry of life; molecular biology studies the complex interactions of systems of biological molecules; cellular biology examines the basic building block of all life, the cell; physiology examines the physical and chemical functions of the tissues, organs, and organ systems of an organism; and ecology examines how various organisms interact and associate with their environment.

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