Evolutionary Biology

Evolutionary Biology

Black and white close-up of an older man with glasses, a bushy mustache, and beard, resting his chin on his hand and looking directly at the camera.
"For many people, the idea that consciousness is a set of tricks is offensive," the late philosopher told Big Think in 2012. "I think that's a prime mistake."
Microscopic view of a single-celled organism with a translucent body and clustered orange structures inside, set against a plain background.
Our Earthbound definitions of life could leave us blind to the Universe’s strangest forms.
An image of an ancient black hole
At the center of Hubble's famous "cosmic horseshoe," a very heavy supermassive black hole has been robustly measured. How is it possible?
5000 exoplanets
Somewhere, at some point in the history of our Universe, life arose. We're evidence of that here on Earth, but many big puzzles remain.
A man slumps in a chair, eyes closed, as small monkey-like creatures torment him with various objects in a room near a fireplace and table.
In "The Headache," Tom Zeller Jr. explores one of the human brain's most enduring, and painful, enigmas.
Diagram showing human evolutionary relationships and gene flow among Khoisan, West Africans, Non-Africans, Neanderthals, and Denisovans over time, with percentages of genetic admixture indicated.
After more than a million years of separation, two branches of humanity reunited around 300,000 years ago, suggests new research.
A fantastical creature with a human face, colorful body, four legs, and spiky hair stands on grass, illustrated in a medieval manuscript style.
2mins
The ocean is evolving, and it’s not based on the ‘survival of the fittest.’ Astrobiologist Betül Kaçar explains how it’s not competition that has kept the ocean alive, but collaboration.
A woman in ancient armor holds out a small statue to a seated, bearded man, while another figure—symbolizing the evolution of wisdom—stands with their back turned near a tree and a cave.
Evolution may have built our brains, but it didn't build them to find truth.
Why do we fall in love with one person over another? The late biological anthropologist Dr. Helen Fisher unpacks the evolutionary roots of romantic love, sex, and attachment.  Using research […]
A white dinosaur skull silhouette on a black background with red, rough, scribbled lines evokes the intrigue of the dinosaur myth.
In "The Shortest History of the Dinosaurs," Riley Black reveals the bold mammals that thrived in the Age of Reptiles.
A sequence of six yellow-gold spheres illustrates stages of cell division against a black background.
43mins
"If we're related to every living thing on the planet, do we not have a special responsibility for every living thing on this planet? They are really all our relatives."
A human cell and the Earth are shown side by side in outer space against a starry background.
1hr 11mins
“It's a remarkable series of events that were required for us to be here, and that so many things could have happened in a different way that we wouldn't be here at all, both individually, and as a species.”
Image split in half: left side shows a woolly mammoth in a natural landscape; right side shows an illustrated mammoth skeleton on a yellow background.
Dreams of resurrecting lost species didn’t start in Hollywood or Silicon Valley.
Book cover of "Target Earth" by Govert Schilling, featuring a meteor streaking toward Earth—a striking visual of cosmic catastrophe—set against space, clouds below, and an orange background.
If an asteroid hadn't killed off the dinosaurs, humans would almost certainly have never walked the Earth.
Collage of a snarling wolf, a stock market graph, and abstract shapes, overlaid with the bold text "The Night Crawler" hints at de-extinction possibilities.
Welcome to The Nightcrawler — a weekly newsletter from Eric Markowitz covering tech, innovation, and long-term thinking.
A close-up of an oiled muscular arm flexing on the left and a vibrant peacock feather with blue and green hues, symbolizing sexual selection, on the right, both set against a stark black background.
Science writer Matt Ridley joins us to discuss how “Darwin’s strangest idea” makes us all a bit feather-brained (in a good way).
Illustration of two connected neurons with green and orange bodies, featuring detailed blue nuclei, against a black grid background.
A fresh view of intelligence — spanning living systems from bacteria to human civilization — challenges the idea that it’s merely problem-solving.
Gloved hands hold an open book titled "The Origin of Species by Means of Natural Selection" by Charles Darwin, a seminal work exploring the origin of life, published in London by John Murray, 1859.
These books helped build the empirical case that life's origins differ from those described in myths and legends.
Pipette approaching a petri dish containing a shimmering dark substance on a purple gradient background.
“I want to change the way we think about the past altogether,” says Dr. Betül Kaçar, an astrobiologist who studies the origin of life.
A collection of differently colored skull replicas arranged in three rows on a black background.
New research challenges old assumptions about the evolution of the human brain.
Illustration of Mars being struck by an asteroid, with debris flying and Earth visible in the background.
Life may have arisen far earlier — and more rapidly — than previously thought.
Chemical structures over an image of a planet with a dark background, resembling a scientific illustration of molecular compounds in space exploration.
Life might be more common across the Universe than the "Hard Steps Model" suggests.
Black and white portrait of a man with a thick mustache and short hair, looking slightly to the side.
“Could you create a god?” Nietzsche's titular character asks in "Thus Spoke Zarathustra."
A wasp illustration in blue on grid paper is overlaid on a close-up image of effervescent bubbles in a golden alcoholic liquid.
Could studying the Oriental hornet lead to a treatment for people with alcohol use disorder?
A green and abstract background with connected molecular diagrams and labeled sections: "Building block" and "Assembly pool," with an "Assembly index: 8.
We need a "theory that explains the evolution of evolution," argues theoretical physicist Sara Imari Walker.
Red ink disperses in water with the words "Menopause Chaos" overlaid in bold white font.
13mins
What can you do to support your health during menopause? “If exercise were a drug, that would be the one thing that we would be giving to everybody.”
A detailed, colorful brain visualization with intricate patterns of green, blue, and yellow on a dark background.
Scientists have created a magnificent portrait of every connection among neurons in a fruit fly’s brain.
flame nebula infrared spitzer
The Universe changes remarkably over time, with some entities surviving and others simply decaying away. Is this cosmic evolution at work?