Mitochondria.Credit: National Institutes of Health There is new evidence that the "mother's curse" -- the possibility that moms may transmit genes to their children that harm their sons but not their daughters -- holds true in animals. Such a possibility arises...
The sculpture "Psyche Revived by Cupid's Kiss" by Antonio Canova. Credit: Joe deSousa, public domain Since time immemorial, older generations have fretted over the sexual habits of young people. In today's world, however, elders might just be wondering why young...
The DNA double helix (shown on the left) can contort itself into different shapes to absorb chemical damage to the basic building blocks (A, G, C and T, depicted by a black dot) of genetic code. In contrast, an...
The chemical structure of newly discovered antibiotic Lugdunin. Also in the photograph: the two lead authors Alexander Zipperer (left) and Martin Christoph Konnerth (right).Credit: Martin Christoph Konnerth A potential lifesaver lies unrecognized in the human body: Scientists at the University...
Dutch men and Latvian women are the tallest on the planet, according to the largest ever study of height around the world. The research, led by scientists from Imperial College London and using data from most countries in the world,...
Telomerase, an enzyme naturally found in the human organism, is the closest of all known substances to a "cellular elixir of youth." In a recent study, Brazilian and US researchers show that sex hormones can stimulate production of this...
A new study identified 81 children seen at the hospital, and 163 marijuana exposure calls to a Colorado regional poison center (RPC). The median age of children who visited the hospital was 2.4 years and 2 years for children...
Illustration showing size comparison of Australian marsupials including new extinct species of carnivorous marsupial, Whollydooleya tomnpatrichorum, from New Riversleigh fossil site in Queensland.Credit: Illustration: Karen Black/UNSW A new species of extinct flesh-eating marsupial that terrorised Australia's drying forests about 5...
Scientists at The University of Nottingham have demonstrated for the first time that it is possible to selectively sequence fragments of DNA in real time, greatly reducing the time needed to analyse biological samples. A paper published today in the...
This is a schematic of the RNA-binding region of Rbfox2, shown in grey, attached to part of its natural RNA target, depicted in orange, green, blue and red. Credit: Yu Chen, Fan Yang, Gabriele Varani Over a century of research has...
An artist's rendition of bacteria that live in the gut of people and their closest relatives. A new study finds that these microbes have lived -- and evolved -- with us since before we were human.Credit: The University of...