This pig could save your life

Every day, 17 people in the US die waiting for an organ. CNN's Dr. Sanjay Gupta meets the scientists -- and the genetically modified pigs -- that could help solve the organ crisis. It's a provocative idea, not without ethical questions about our...

Post-flight feast: Study suggests reindeer vision evolved to spot favorite food

While reindeer are famous for pulling Santa’s sleigh, it’s their vision that really sets them apart

Producing sustainable textiles from lab-grown fiber

At its plant outside Bangkok, Thailand, Japanese biotech company Spiber is making textiles by fermenting sugar.

Teen is one of the first in the world to get his genes edited. Why he describes the process as 'cool and freaky'

CNN's Meg Tirrell sits down with Johnny Lubin, one of the first in the world to try a new kind of medicine that uses a gene-editing tool called CRISPR to offer a potential cure for sickle cell disease.

From microrobots to DNA: Folding origami at a nanoscale

Researchers around the globe are incorporating nanotechnology and origami concepts to create life-changing medical innovations.

Giving thanks isn't just a holiday tradition. It's part of how humans evolved

Giving thanks isn't just a holiday tradition

Sea snail is a prized dish in Asia. That has meant a trail of destruction

South African abalone, a curious fist-sized sea snail, is a highly prized morsel in East Asia and the unwitting instigator of 30 years of trouble for fishing communities along Africa’s southern coast

Meat made from cells, not livestock, is here. But will it ever replace traditional meat?

More than 150 startups around the globe are chasing the same ambitious goal: meat conjured from animal cells that doesn’t require raising and killing animals

First man who received genetically modified pig heart in transplant surgery dies (March, 2022)

A 57-year-old Maryland man who had received a genetically modified pig heart in a first-of-its-kind transplant surgery has died, according to the University of Maryland Medical Center.

University of Michigan slithers toward history with acquisition of snake specimens

The University of Michigan Museum of Zoology recently acquired tens of thousands of reptile and amphibian specimens, including many snakes

People of African ancestry are poorly represented in genetic studies. A new effort would change that

Scientists are setting out to collect genetic material from 500,000 people of African ancestry to create the world’s largest database of genomic information from the population

Amphibians are the world's most vulnerable animals and threats are increasing

The world’s frogs, salamanders, newts and other amphibians remain in serious trouble

We carry DNA from extinct cousins like Neanderthals. Science is now revealing their genetic legacy

More research is showing that we carry genes from other kinds of ancient humans, and their DNA affects our lives today

Meet the oldest fish in an aquarium. You will never guess her age

At Steinhart Aquarium in San Francisco, a new DNA analysis suggests Methuselah, an Australian lungfish, could be the oldest fish in an aquarium anywhere in the world.

Science paints a new picture of the ancient past, when we mixed and mated with other kinds of humans

The science of human evolution has made big leaps in recent years, and it’s painting a new picture of our origins

1994 cold case solved with help of DNA

Fairfax County, Virginia, Police Chief Kevin Davis details how DNA played a part in solving a murder from 1994.

Who's that singing? As fall migration arrives, apps that ID birds by sound have taken off

For many bird watchers — novices and experts alike — this fall's migration will have a soundtrack

Farms with natural landscape features provide sanctuary for some Costa Rica rainforest birds

A study conducted over 18 years in Costa Rica shows that small farms with natural landscape features such as shade trees, hedgerows and tracts of intact forest can provide a refuge for some tropical bird populations

Russian geneticist gets probation for DNA smuggling

A Russian geneticist living in Virginia has been sentenced to probation in federal court after pleading guilty to smuggling test tubes with DNA from endangered species into the U.S. Customs agents were alarmed when they discovered the test tubes...

Russian geneticist gets probation for DNA smuggling. Discovery of vials prompted alarm at airport

A Russian geneticist living in Virginia has been sentenced to probation in federal court after pleading guilty to smuggling test tubes with DNA from endangered species into the U.S. Customs agents were alarmed when they discovered the test tubes...

DNA technology reveals more information about oldest human mummy found intact

The latest DNA technology has helped scientists uncover more information about what is considered to be the oldest human mummy found intact. They say "Ötzi the Iceman" was dark-skinned and likely balding. Michael Holmes reports.