(Phys.org)—Of the many microbes that – like almost all life – require iron, some live in iron-limited environments. What to do? Secrete siderophores, of course: small, high-affinity iron chelating compounds that scavenge ...
Advanced crafting of stone spearheads contributed to the development of new ways of human thinking and behaving.
Archaeology
Jun 21, 2011
10
0
(PhysOrg.com) -- At a time when ever more aspects of our lives are moving toward the virtual, online world -- stores, newspapers, games and even social interactions -- Hiroshi Ishii seems to be swimming against that current: ...
Hi Tech & Innovation
Apr 6, 2009
0
0
"Only connect"—E. M. Forster's pithy quotation captures an essential feature of any society, human or animal: the patterns of interactions among individuals out of which collective behaviors arise. By developing a system ...
General Physics
Jan 29, 2018
0
179
Social networking, even between competing species, plays a much bigger role in ecology than anyone previously thought, according to three biologists at the University of California, Davis.
Ecology
Nov 2, 2019
0
238
Though paper wasps have brains less than a millionth the size of humans', they have evolved specialized face-learning abilities analogous to the system used by humans, according to a University of Michigan evolutionary biologist ...
Plants & Animals
Dec 1, 2011
12
0
(Phys.org) —What do all Twitter users want? Followers – and lots of them. But unless you're a celebrity, it can be difficult to build your Twitter audience (and even some celebs have trouble). Looking at a half-million ...
Internet
May 2, 2013
0
0
In a groundbreaking discovery, bumblebees have been shown to possess a previously unseen level of cognitive sophistication. A new study, published in Nature, reveals that these fuzzy pollinators can learn complex, multi-step ...
Plants & Animals
Mar 6, 2024
0
339
(PhysOrg.com) -- When it comes to the workings of the Web, the brain, or a social network, physics finds universal truths.
General Physics
Dec 11, 2009
0
0
Microsoft thinks it has the one. The company unveiled the Xbox One, an entertainment console that wants to be the one system households will need for games, television, movies and other entertainment. It will go on sale later ...
Consumer & Gadgets
May 21, 2013
9
0
