Daily Archives: July 2, 2019

Proof of sandwiched graphene-membrane superstructure opens up a membrane-specific drug delivery mode

(Left): Graphic illustration; (middle) cryo-TEM experimental evidence; and (right) superior drug delivery efficacy (GO-VTB) of the sandwiched graphene-membrane superstructure Credit: YUE Hua and CHEN Pengyu Researchers from the Institute of Process Engineering (IPE) of the Chinese Academy of Sciences and Tsinghua University (THU) report a sandwiched superstructure for graphene oxide …

Read More »

It’s dog eat dog on the canine social ladder

The study focussed on a group of wild dogs living on the outskirts of Rome. Credit: Simona Cafazzo Climbing the social ladder is a ruff business for dogs, new research shows. Top dogs in a pack are known to assert their dominance, but scientists studied a group of free-roaming mongrels …

Read More »

French protesters block Amazon sites over climate, jobs

Environmental activists mount a passive protest targeting the Amazon headquarters building in Paris, France, Tuesday July 2, 2019, accusing the online distribution company of destroying jobs and hurting the planet. Several dozen demonstrators climbed a fence and forced their way into the Amazon offices in northern Paris, where they spoke …

Read More »

Astronomers help wage war on cancer

A model showing light (red/yellow) penetrating the surface of the human breast (white triangles). Credit: Tim Harries Techniques developed by astronomers could help in the fight against breast and skin cancer. Charlie Jeynes at the University of Exeter will present his and Prof Tim Harries team’s work today at the …

Read More »

Why do mosquitoes choose us? Lindy McBride is on the case

Carolyn “Lindy” McBride investigates how and why the mosquitoes that carry dengue fever, Zika and yellow fever feed almost exclusively on humans. Credit: Denise Applewhite, Princeton University Carolyn “Lindy” McBride is studying a question that haunts every summer gathering: How and why are mosquitoes attracted to humans? Few animals specialize …

Read More »

Synthesizing chemical-sensing cells from scratch

A study published in Journal of the America n Chemical Society, synthesized artificial cells to detect histamine. When histamine was detected the artificial cells expressed an enzyme that digests the cell membrane, resulting in self-destruction. Credit: Okinawa Institute of Science and Technology Baking a cake from scratch is a task …

Read More »

Data scientist drops Facebook defamation suit

In this March 29, 2018, file photo, the logo for Facebook appears on screens at the Nasdaq MarketSite, in New York’s Times Square. Aleksandr Kogan, the data scientist at the center of Facebook’s Cambridge Analytica privacy scandal, said he is dropping a defamation lawsuit against the social network rather than …

Read More »

Solitude breeds aggression in spiders (rather than vice versa)

Credit: CC0 Public Domain Spiders start out social but later turn aggressive after dispersing and becoming solitary, according to a study publishing July 2 in the open-access journal PLOS Biology by Raphael Jeanson of the National Centre for Scientific Research (CNRS) in France, and colleagues. Many species display sociality only …

Read More »