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Tag: "phone" at biology news

Falling ants glide back to trunk to avoid dangers of forest floor

...cascade back to the tree trunk," said Yanoviak via phone from Iquitos. "That's when I realized something was up with this behavior and it was worth checking into a bit more." By painting the ants' rear legs with white nail polish, he was able to track their fall and establish that they come in backwards t...

Microbial fuel cell: High yield hydrogen source and wastewater cleaner

...of the voltage needed to run a typical 6 volt cell phone -- they can leap over the fermentation barrier and convert a "dead end" fermentation product, acetic acid, into carbon dioxide and hydrogen. Logan notes, "Basically, we use the same microbial fuel cell we developed to clean wastewater and produce el...

Defenseless plants arm themselves with metals

... is blocked," he said. "It's like yelling into the phone louder and louder, but no one can hear it." Salt and his colleagues also show in the current study that salicylic acid induces production of a molecule called glutathione, a potent antioxidant that protects plants from metal. Because the production ...

Innovative collaboration brings Arctic science into the classroom

...ns with students and the public, using a satellite phone hooked to a laptop computer for internet communications. According to Holmes, "Getting kids excited about science is the most important thing. If they realize that science is an exciting process as opposed to a bunch of boring facts to memorize from ...

Making Sure Sacred Sheep Don't Become Extinct

...1111 South Mason St., Fort Collins, CO 80521-4500; phone (970) 495-3268 [Blackburn], (970) 495-3258 [Purdy], fax (970) 221-1427. "Making Sure Sacred Sheep Don't Become Extinct" was published in the April 2005 issue of Agricultural Research magazine. ...

A probe, not an echo

...ng that is almost identical to that used by a cell phone to detect signals sent to its number -- and its number only -- from the flood of electronic signals on the air at any given time. When the transducer captures the signal, it is processed with advanced signal processing algorithms, specially develope...

New U. of Colorado at Boulder flu chip may help combat future epidemics, pandemics

...nto a hand-held portable device the size of a cell phone or PDA and taken into remote areas around the world to test for lethal strains of flu. "We can make it small and simple enough to take into rural areas in places like the Congo, Cambodia or Indonesia that may lack lab facilities," she said. "One ...

Expert dispels bird flu paranoia

...inches and budgies. "We're getting three or four phone calls a day from people wanting to know if they should sell their house because their neighbours have got birds. Some ways that bird owners can minimise risk are: Build pens to keep domesticated poultry away from wild birds. Stop domesticated po...

Mobile phone use not linked to increased risk of glioma brain tumours

... first UK study of the relationship between mobile phone use and risk of glioma. The results are published ...London found those who had regularly used a mobile phone were not at a greater overall risk of developing this type of tumour. There was no relationship for...

Record bonefish

...s, and notify the program of the recapture via the phone number provided. This was the case on Dec. 29, when Dr. Brian Harris, a dermatologist from Fort Myers, Fla., caught one of these tagged fish ?estimated at 28.5 inches ?while he was vacationing in the Bahamas. "The tag number revealed that this bo...

Cell phone emissions excite the brain cortex

...rs were exposed to EMF signals from a GSM 900 cell phone for 45 minutes. They measured Motor Evoked Potenti...o presume that this work implies that using a cell phone is bad for the brain in any way. Much more work needs to be done to understand whether these electr...

Slow brain waves play key role in coordinating complex activity

...ds of thousands. "When you have to remember a new phone number or attend to moving cars as you cross an intersection, you'll have an increase in the strength of the theta rhythm in many different brain regions," Canolty said. "The idea is that this theta rhythm might be more of an executive control mechan...

Genetic surprise confirms neglected 70-year-old evolutionary hypothesis

..., who was studying the simulans genome. Over the phone one day in the lab, Jones told Masly what his analysis turned up. "You're not going to believe this, but you're right," said Jones. "It's not on the fourth chromosome. It's on the third." "That was really exciting," says Masly. "It was completely u...

New research shows why too much memory may be a bad thing

... car is parked in a huge mall lot or remembering a phone number for few seconds before writing it down. Because working memory is highly sensitive to interference from information previously stored in memory, forgetting such information may therefore be necessary for performing everyday working memory task...

Walking molecule now carries packages

...cess will take some time. "Ten years ago, a cell phone could just place calls, nothing else. Now it plays mp3-files, organizes your day, lets you send emails and browse the web." He said his team will be pursuing the next step for this molecule carrier. "Next, we would like to be able to make one go arou...

Neural bottleneck found that thwarts multi-tasking

...ard time at being able to drive and talk on a cell phone simultaneously?" Researchers have long thought... think if they are using a headset with their cell phone while driving they are safe, but they're not because they are still doing two cognitively demanding ...

Sleep disturbances affect classroom performance

...e. Don’t read, write, eat, watch TV, talk on the phone or play cards in bed. Do not have any caffeine after lunch. Do not go to bed hungry, but don’t eat a big meal before bedtime either. Avoid any rigorous exercise within six hours of your bedtime. Try to get rid of or deal with things that make...

Lost dogs found more often than lost cats, study suggests

...r visit the shelter." Researchers interviewed by phone owners of lost pets who agreed to participate in the study. Collectively, these owners reported the disappearance of 138 cats and 187 dogs. Owners answered a series of questions related to the recovery of their pet, including what kind of methods the...

Eavesdropping comes naturally to young song sparrows

...ational Security Agency began eavesdropping on the phone calls of Americans, young song sparrows were listening to and learning the tunes sung by their neighbors. University of Washington researchers exploring how male song sparrows (Melospiza melodia) acquire their song repertoires have found the first e...

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