Cj Olson

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Scientists Discover The Secret Weapon Of Stomach Viruses

Researchers have discovered why some stomach bugs hit us so hard — and spread so fast.<p>New research published Wednesday in <i>Cell Host & Microbe</i> found that stomach infections, like norovirus and rotavirus, are more contagious and more potent when the virus particles cluster together.<p>These findings may …

Particles

These Are the Fastest Creatures on Earth But You'll Never Spot Them

Scientists have a plan to study the fastest creature in the world — and hope to use what they learn from its behavior to build tiny robots.<p>The …

Georgia Tech

Ageing in human cells successfully reversed in the lab

The ability to reverse ageing is something many people would hope to see in their lifetime. This is still a long way from reality, but in our latest …

Atoms

Scientists successfully transplant lab-grown lungs into pigs

Pigs implanted with lab-grown lungs recovered from surgery with no breathing problems.

Cell Biology

'Puppeteer Fungus' Forces Flies Into a Creepy Sunset Death Ritual

"Holy shit, this is not what I expected."<p>When Carolyn Elya, Ph.D., put an organic watermelon out on her balcony, she knew that it would attract fruit …

Biology

Vitamin D: Recent research uncovers new benefits

As much of the world experiences a record-breaking heat wave, this Spotlight turns its attention to vitamin D, the so-called sunshine vitamin. Here, …

Medical Research

CRISPR creates new species with single giant chromosome

For at least the last 10 million years every yeast cell of the sort used to make beer or bread has had 16 chromosomes. But now—thanks to CRISPR …

Biology

Forget the Blood of Teens. This Pill Promises to Extend Life for a Nickel a Pop

Nir Barzilai has a plan. It’s a really big plan that might one day change medicine and health care as we know it. Its promise: extending our years of …

Metformin

Years of Education Influenced by Genetic Makeup, Enormous Study Finds

In the largest genetics study ever published in a scientific journal, an international team of scientists on Monday identified more than a thousand variations in human genes that influence how long people stay in school.<p>Educational attainment has attracted great interest from researchers in recent …

Genetics

Scientists generate key life event in artificial mouse 'embryo' created from stem cells

The creation of artificial embryos has moved a step forward after an international team of researchers used mouse stem cells to produce artificial …

Stem Cells

Scientists take step toward creating artificial embryos

LONDON (Reuters) - An international team of scientists has moved closer to creating artificial embryos after using mouse stem cells to make structures capable of taking a crucial step in the development of life.<p>Experts said the results suggested human embryos could be created in a similar way in …

Genetics

Scientists probe 'magical' royal jelly for clues to control cancer

Royal jelly, or milky-white "bee milk," has long been known for its mysterious growth effects on future queen honey bees, while also hailed by some …

Cancer Cells

Researchers find connection between viruses and inflammatory bowel disease

A study led by a researcher at the University of Colorado Anschutz Medical Campus reveals a key connection between viruses and inflammatory bowel …

Microbiology

Could Depression Be An Immune Response To Stress? A New Study Suggests An Answer

Science is gradually piecing together the vexing brain puzzle that connects depression and inflammation, and an important new piece just fell into place. Researchers using a mouse model have discovered how stress triggers an immune response in the brain that leads to inflammation and ultimately …

Research

Weird new fruits could hit aisles soon thanks to gene-editing

Smooth or hairy, pungent or tasteless, deep-hued or bright: new versions of old fruits could be hitting the produce aisles as plant experts embrace cutting-edge technology, scientists say.<p>While researchers have previously produced plants with specific traits through traditional breeding techniques, …

Genetics

Genes That Jump Between Species Could Rewrite Our Understanding of Evolution

Where do you get your genes?<p>The obvious answer is from your parents, whose egg and sperm fused to create the unique combination of genetic material …

Biology

Johns Hopkins spinout Neuraly launches with $36M funding round

A Johns Hopkins biotech startup working on new treatments for Alzheimer’s disease and Parkison’s disease officially launched with lots of fuel in the …

Parental chromosomes kept apart during embryo's first division

It was long thought that during an embryo's first cell division, one spindle is responsible for segregating the embryo's chromosomes into two cells. …

Programming self-organizing multicellular structures with synthetic cell-cell signaling

AAAS login provides access to <i>Science</i> for AAAS members, and access to other journals in the <i>Science</i> family to users who have purchased individual …

The right mix of gut microbes relieves autism symptoms in the long run

Replacing missing gut microbes improves autism symptoms in children even two years later.

New method identifies the proteins that unpack DNA

A new method makes it possible to systematically identify specialized proteins that unpack DNA inside the nucleus of a cell, making the usually dense …

Biochemists discover cause of genome editing failures with hyped CRISPR system

Researchers from the University of Illinois at Chicago are the first to describe why CRISPR gene editing sometimes fails to work, and how the process …

Cancer cells engineered with CRISPR slay their own kin

Scientists can program the stealth cells to die before creating new tumors.

Cross species transfer of genes has driven evolution

Far from just being the product of our parents, University of Adelaide scientists have shown that widespread transfer of genes between species has …

Mighty mitochondria flex their DNA power to help nucleus run the cell

USC researchers have discovered that transfer of vital genetic information within a cell isn't the one-way telegraph once thought, opening new …

New ‘light-eating’ protein discovered in the Sea of Galilee

In their quest to find “light-eating” proteins, cellular components that help plants and microbes harvest light from the sun, a team of scientists …

Early Global Warming Was Unexpectedly Caused by a Burst of Tiny Life Forms

The Earth's temperature rose by about 5°C.<p>Climate change today is synonymous with the loss of life. Here’s a sampling of the things it is killing: …

It’s Time for a Chemistry Lesson. Put on Your Virtual Reality Goggles.

There was a time when biochemists had a lot in common with sculptors. Scientists who had devoted their lives to studying a molecule would building a model, using metal and a forest of rods to hold up the structure of thousands of atoms. “Slow work, but at the end you really know the molecule,” said …

A promiscuous cytochrome P450 aromatic <i>O</i>-demethylase for lignin bioconversion

1.<p>Boerjan, W., Ralph, J. & Baucher, M. Lignin biosynthesis. <i>Annu. Rev. Plant Biol.</i> <b>54</b>, 519–546 (2003).<p>2.<p>Martínez, Á. T. et al. Biodegradation of …

Atoms

Genetically modified bacteria enlisted in fight against disease

Engineered strains of E. coli and other microbes are being tested in people to combat a slew of illnesses.<p>People often take medicines to rid …

Microbiology