Like eavesdropping at a party
Cells rely on calcium as a universal means of communication. For example, a sudden rush of calcium can trigger nerve cells to convey thoughts in the brain or cause a heart cell to beat. A longstanding mystery has been how cells and molecules manage to appropriately sense and respond to the varie...
New tool isolates RNA within specific cells
...listen in" to the messages -- in fact, messenger RNA -- that the nucleus is sending each cell, without perturbing the cell, Doe said. "It is much like eavesdropping
on a phone conversation, rather than pulling the person out of the house for questioning. The cell has no idea that its RNAs are being 'tagged' for is...
UCLA scientists discover ultrasonic communication among frogs
... ate noodles and peanut butter.
"It was a huge adventure, and so exciting to study the animals in their habitat," Arch said. "You feel like you're eavesdropping
"There are not many places on the planet left that are so pristine and untouched by humans," Narins said. "It's exciting to go there and...
Study sheds new light on dolphin coordination during predation
...e about spinner dolphin feeding has been anecdotal because they are primarily nocturnal in their feeding, Benoit-Bird pointed out. However, acoustical eavesdropping
allowed the scientists to "view" the dolphins' behavior without interrupting their routine with lights and underwater cameras. In their study off the ...
Who's bad? Chimps figure it out by observation
...rous and selfish acts, demonstrated that chimpanzees are flexible and astute social problem-solvers, capable of attributing reputation to strangers by eavesdropping
on interactions between others.
The authors conclude that their results demonstrate chimpanzees ability to infer stability in an individuals charac...
Entrust Digital Signatures Help Secure More Than 18 Million U.S. ePassports
... multilayered approach to protect
the privacy of the information contained on the ePassport. In addition to a
metallic cover that prevents skimming or eavesdropping
of the information
while the document is closed, Basic Access Control (BAC) technology is used
to "unlock" the data on the chip. A PKI digital signatu...
Eavesdropping comes naturally to young song sparrows
... Long before the National Security Agency began eavesdropping
on the phone calls of Americans, young song sparro...nce that young birds choose many of their songs by eavesdropping
on the tuneful interactions between other sparrows...s with human language learning, and Beecher thinks eavesdropping
also could play a role in how infants learn langua...
Fish can determine their social rank by observation alone, study finds
...e that appeared later in birds and mammals.
"Any animal that has evolved a social system that requires combat among males will have some kind of eavesdropping
capability allowing them to surreptitiously draw inferences about their social rank," Fernald said. "Cognitive capacities that evolved in fish may con...