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Biodiversity
Evolution repeatedly hit upon this solution simply because it works.
Merely 256 genetically engineered mice could make an island's pest population go extinct.
7mins
What astronaut Ron Garan saw in space changed his life forever – here’s what it taught him.
De-extinction, if it is ever possible, will not be simple.
The dating pool is small — no pun intended.
We want to fight invasive species. But to wage a war, you have to know who your enemy is.
One possible vision of the distant future.
All American and European eels originate in the same place.
Unfortunately, the Lunar Ark project is an idea more at home in science fiction than science fact.
NASA is creating a planet habitability index, and Earth may not be at the top. With our current data, ranking habitability is guesswork.
Tracing the origin and development of jaws — and other anatomical features that humans share — sheds some light on how we came to be.
Many animals engage in “zoopharmacognosy” or self-medication.
This pup puts us one step closer to resurrecting extinct species.
Pando is a stand of aspen in Utah that is 14,000 years old and weighs 12 million pounds. Humans threaten to end its long reign.
Since our arrival, humans have driven a seven-fold drop in the mass of wild land mammals.
Was our distant ancestor a biped or not – i.e., human or not human?
Sex can be a death trap even for modern toad and frog species.
The 557-million-year-old specimen challenges the theory that animal body plans were laid out in the Cambrian explosion.
Human beings are descendants of these early tetrapods – at least those who made a new life on land.
The zebras were originally part of a newspaper tycoon's private zoo. Now they roam the San Simeon grasslands, growing in numbers.
Livestock now outweighs wild mammals and birds ten-fold.
Scuba divers often appear to be swimming through a calm and muffled universe. This couldn't be farther from the truth.
Genetic analysis reveals that a specimen collected in 2019 is the same subspecies as one caught more than a century earlier.
There’s an enormous evolutionary advantage for flamingos to stand on one leg, but genetics doesn't help. Only physics explains why.
All marbled crayfish descended from a single clone discovered in Heidelberg, Germany in 1995.
It's not about leaves in tall trees.
This marks a historic moment in humanity’s relationship to the planet.
Disgusting behavior is often crucial to survival.