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Genetic Science

Genetics is the study of cellular science. It furthers our understanding of how DNA and the genetic make-up of species and can lead to cures for diseases and shape our future.

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Do People and Bananas Really Share 50 Percent of the Same DNA?

You probably feel like you have very little in common with that banana lying on your kitchen counter. But science says you do! So, how is this possible? And is that stat accurate? We talk to the scientist who did the research.

Can a Genetic Test Tell that You'll Prefer Chocolate Ice Cream?

DNA websites can give you info about your ancestry and possible health issues. They can also give you trait reports about taste preferences and personal habits. But how much of that is really DNA-driven?

Why Don't You Ever See Square Vegetables?

At least not in nature. Scientists have discovered the two gene families that play key roles in making fruits and vegetables either round or long. Could a square fruit be on the horizon?

There Is an Easy Way to Understand Mitosis and Meiosis

Cell division can be confusing, but it's not as difficult if you pretend chromosomes are sentences.

What's the Difference Between Race and Ethnicity?

Humans are a diverse lot. We can look distinctively different. But is that because of race or ethnicity?

Why Do Most Humans Have 23 Pairs of Chromosomes?

Nearly every living cell is made of DNA, and every chromosome contains exactly one molecule of DNA. But not all cells are made of the same number of chromosomes.

Who’s Your Daddy? The History of Paternity Testing

Before the widespread use of DNA, establishing the paternity of a child was a tricky business. Ever heard of the oscillophore?

What Does 'Caucasian' Really Mean?

It's easy to equate "Caucasian" with "white." But that one word — Caucasian — touches on issues much deeper than skin color.

Do You Have a Doppelganger? There's a 1 in a Trillion Chance

Does everyone have a double out there somewhere that they don't know about? Science says the odds are pretty slim.

Results of Landmark NASA DNA Twin Study Are In

The study found no long-lasting differences in the DNA of the two Kelly brothers after one year space.

Frozen Zoo DNA May Stave Off Species Extinction

Scientists are banking frozen DNA in the hope of saving endangered animals in the future.

5 People Who Can't Seem to Stay Buried

From solving a mystery to clearing up issues of paternity, exhuming a corpse can provide answers.

DNA Evidence Uncovers Two Forgotten North American Migrations

North Americans have been moving south for tens of thousands of years.

Creating Superhumans Through Gene Manipulation and More

Superhuman powers are rare, but some do exist. But what if scientists used gene manipulation to create humans with super strength and abilities in the future — like super soldiers?

Composite Faces from DNA Help Solve Cold Cases

Composites from DNA in cold cases is helping investigators make predictions about the appearance of both suspects and victims in hopes of generating leads.

5 True Stories of Twins Separated at Birth

What happens when twins are reunited decades later? And how in the world can you explain separated twins giving their firstborn son or their family dog the same exact name?

NASA Twins Study Being Replicated on Everest

A NASA study of astronaut Scott Kelly showed that spending time in space altered the expression of some of his genes. But does being on a mountain cause similar effects?

Mysterious New DNA Structure Found in Living Human Cells

In addition to the double-stranded spiral, a four-stranded tangle, known as an i-motif, has been shown to exist throughout our genetic material.

Chimerism: You Can Be Your Own Twin

Tetragametic chimerism occurs when a single organism has two genetically distinct types of DNA.

Twin Monkeys First-Ever Cloned Like Dolly the Sheep

Scientists in China successfully cloned the first-ever primates using the same method that created the world's most famous sheep — a method called somatic cell nuclear transfer.

Good Excuse, or Is There Actually a Cheating Gene?

The real story about the roots of infidelity and monogamy is far more complicated than whether you have the "cheating gene."

Study Illuminates Genetic Origins of Skin Color Diversity

A groundbreaking study finds light skin pigmentation gene variations originating in Africa, eroding the notion of race as a biological characteristic, and shedding light on cancer and evolution, too.

Cancer Scientists Sniff Out the Genes Behind Durian's Famous Stink

Mapping the genome of the King of Fruits reveals the source of its smell, and may present opportunities to develop pharmaceuticals.

Commercial Ancestry Tests Can Reveal How Much Neanderthal DNA You Have

At least two commercial DNA testing services offer users information on heritage coming from coupling between ancient humans and other species.

DNA Researchers Call on Bone Hoarders to Share Bone Access

A recent letter in the journal Nature claims that access to ancient human remains should be more open, especially in light of advancements in analysis techniques.

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