(PhysOrg.com) -- Imagine an insect repellant that not only is thousands of times more effective than DEET – the active ingredient in most commercial mosquito repellants – but also works against all types of insects, ...
Cell & Microbiology
May 9, 2011
22
0
What were the daily lives of modern humans like more than 50,000 years ago?
Archaeology
Dec 8, 2011
1
0
When it comes to preventing tick bites—especially in light of the dramatic, decade-long rise in tick-borne diseases—bug sprays help but are less than optimal.
Plants & Animals
Nov 8, 2022
0
102
When it comes to designing extremely water-repellent surfaces, shape and size matter. That's the finding of a group of scientists at the U.S. Department of Energy's Brookhaven National Laboratory, who investigated the effects ...
Nanophysics
Oct 21, 2013
1
0
A pair of researchers at the University of California, Riverside, has used machine learning to understand what a chemical smells like—a research breakthrough with potential applications in the food flavor and fragrance ...
Analytical Chemistry
Jul 29, 2020
1
225
Breadfruit, used as a folk remedy in Pacific regions to control insects, is an effective mosquito repellent, U.S. Department of Agriculture (USDA) scientists have found.
Ecology
Nov 18, 2013
0
2
(PhysOrg.com) -- Amphiphilic molecules, which have one water-friendly (hydrophilic) end and one water-repellant (hydrophobic) end, spontaneously aggregate in aqueous solutions to make superstructures like capsules or bilayers. ...
Polymers
Mar 6, 2009
0
0
Native North Americans have long adorned themselves and their homes with fragrant sweetgrass (Hierochloe odorata), a native plant used in traditional medicine, to repel biting insects, and mosquitoes in particular. Now, researchers ...
Biochemistry
Aug 17, 2015
0
128
(Phys.org) -- Researchers led by Raffaele Mezzenga, a professor in Food and Soft Materials Science, have created a new nanocomposite made of graphene and protein fibrils: a special paper, which combines the best features ...
Nanomaterials
May 7, 2012
1
0
(PhysOrg.com) -- The first glimpse of miniscule air bubbles that keep water from wetting a super non-stick surface could lead to new super-slick materials with applications in energy, medicine, and more.
Nanophysics
Feb 24, 2010
2
0
