Across-kingdom partnership between bacteria and fungi can result in the two joining to form a "superorganism" with unusual strength and resilience. It may sound like the stuff of science fiction, but these microbial groupings ...
Cell & Microbiology
Oct 5, 2022
1
586
Two University of Pennsylvania engineers have proposed the possibility of two-dimensional metamaterials. These one-atom-thick metamaterials could be achieved by controlling the conductivity of sheets of graphene, which is ...
Nanomaterials
Jun 9, 2011
5
0
In the dramatically changing conditions of ancient Earth, organisms had to evolve new strategies to keep up. From the mid-Oligocene, roughly 30 million years ago, to the mid-to-late Miocene, about 5 million years ago, carbon ...
Ecology
Nov 8, 2018
0
170
(PhysOrg.com) -- To expand the boundaries of machine intelligence, Ben Taskar is using television shows with large fan bases like CSI, Alias, and Lost to teach computers how to be smarter about what they see, hear and read.
Computer Sciences
Oct 5, 2009
0
0
(PhysOrg.com) -- Despite amazing advances in computers and cameras, people with serious visual impairments are often aided with the most basic technology imaginable: a cane.
Hi Tech & Innovation
Nov 15, 2011
2
0
When John Crocker, a professor of chemical and biomolecular engineering in the University of Pennsylvania's School of Engineering and Applied Science was a graduate student, his advisor gathered together everyone in his lab ...
Condensed Matter
Feb 21, 2017
0
682
Researchers from the National Graphene Institute at the University of Manchester and the University of Pennsylvania have identified ultra-fast gas flows through the tiniest holes in one-atom-thin membranes, in a study published ...
Nanomaterials
Dec 18, 2020
2
358
Natural wood remains a ubiquitous building material because of its high strength-to-density ratio; trees are strong enough to grow hundreds of feet tall but remain light enough to float down a river after being logged.
Materials Science
Jun 29, 2021
2
724
The body's immune system exists to identify and destroy foreign objects, whether they are bacteria, viruses, flecks of dirt or splinters. Unfortunately, nanoparticles designed to deliver drugs, and implanted devices like ...
Bio & Medicine
Feb 21, 2013
0
0
In the third century BCE, the Greek poet Callimachus wrote a 'Hymn to Zeus' asking the ancient, and most powerful, Greek god whether he was born in Arcadia on Mt. Lykaion or in Crete on Mt. Ida.
Archaeology
Feb 2, 2009
0
0
