DNA synthesis method generates ‘true random numbers’

From slot machines to data encryption, many fields need true random numbers. Now researchers have generated them using DNA synthesis for the first time.

Fabio Bergamin-ETH Zurich • futurity
Nov. 20, 2020 ~5 min

dna science-and-technology numbers

Add ‘molecular Darwinism’ to theory of evolution?

Darwin's theory of evolution should be expanded to include consideration of a DNA stability "energy code"—so-called "molecular Darwinism"—say scientists.

Todd Bates-Rutgers • futurity
Nov. 17, 2020 ~4 min

dna evolution charles-darwin science-and-technology

Animal poop DNA could transform conservation

DNA in animal feces could help researchers get a picture of an entire ecosystem and the secondary effects of extinction or invasive species.

Rob Jordan-Stanford • futurity
Nov. 10, 2020 ~7 min

dna conservation biodiversity featured earth-and-environment feces

There were 5 types of dogs 11,000 years ago

New research sheds light the bond between dogs and people. "We note a clear link between the movement of people and the introduction of a new type of dogs."

Keith Randall-Texas A&M • futurity
Oct. 30, 2020 ~5 min

dna evolution dogs genomes bones science-and-technology

Does mating explain variation in great ape Y chromosomes?

New research indicates rapid evolution in some great ape Y chromosomes, but not others. The scientists wonder if mating habits are why.

Sam Sholtis-Penn State • futurity
Oct. 7, 2020 ~9 min

dna evolution chimpanzees gorillas science-and-technology mating apes chromosomes

Luminescent DNA tool makes cell forces visible

"It's extremely challenging to image the forces of a living cell at a high resolution." Scientists compare their luminescent DNA method to fireflies.

Carol Clark-Emory • futurity
Sept. 30, 2020 ~7 min

dna cells fluorescence health-and-medicine imaging-technology

Do stone tools put humans in America 30K years ago?

Researchers say DNA from stone tools from in a Mexican cave suggests humans first arrived in America about 15,000 years earlier than previously thought.

Michael Skov Jensen-Copenhagen • futurity
July 23, 2020 ~5 min

dna archaeology migration science-and-technology early-humans caves stone-tools north-america

Gardenias show how plants became great chemists

Sequencing the gardenia genome shows how plants evolved to re-use tricks from their genetic toolbox to create new chemicals.

Charlotte Hsu-Buffalo • futurity
June 25, 2020 ~9 min

dna evolution plants genomes science-and-technology flowers

DNA data storage take a leap forward with ‘DORIS’

A new system called DORIS fixes one major problem with making DNA data storage widespread, including letting users "delete" data as well as store it.

Matt Shipman-NC State • futurity
June 14, 2020 ~6 min

dna science-and-technology data-storage

Chicken ‘memories’ ease return to ancestral homeland

A study with chickens from Tibet shows that organisms have a kind of "memory" of their ancestral homes that makes adaptation to environmental change easier.

Jim Erickson-Michigan • futurity
June 2, 2020 ~8 min

dna evolution climate-change birds genes chickens science-and-technology