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Tag: "straight" at biology news

Flies don't buzz about aimlessly!

... flies explore their environment using a series of straight flight paths punctuated by rapid 90° body-saccades...ies actively search by making tight turns, and fly straight some distance to begin searching again. Scale-free movement patterns have been found in diverse anim...

Gene thought to assist chemo may help cancer thrive

...searchers took malignant and benign ovarian tumors straight from the operating room and compared their gene expression profiles. Some of the cancer patients had been treated with chemotherapy prior to surgery, and some had not. At this point researchers didn't consider whether the patients actually had malign...

A frown or a smile? Children with autism can't discern

...,?Davies said. “When responding to someone looking straight at you, as compared to someone who’s looking away, the brain discerns a difference. When the other person looks away, the brain quiets down.? For instance, with angry expressions, the brain may quiet down, because when a negative gaze is averted, ...

Lessons from the orangutans: Upright walking may have begun in the trees

...ther supports. Orangutans also keep their legs straight while standing on bending branches, the authors report. The exact benefit of the straight legs is still unclear, but when humans run on springy surfaces, we also keep our weight-bearing legs...

Skimmed milk -- Straight from the cow

...stics required to make a butter that is spreadable straight from the fridge. They have already identified a cow, Marge, with the genes required to do this and say a commercial herd is likely by 2011. The milk is very low in saturated fats and so should be high in polyunsaturates and monounsaturated fats. E...

Definitive evidence found of a swimming dinosaur

...imming against a current, struggling to maintain a straight path. "The dinosaur swam with alternating movements of the two hind limbs, a pelvic paddle swimming motion," said Costeur. "It is a swimming style of amplified walking with movements similar to those used by modern bipeds, including aquatic birds....

3-D ultrasound scanner provides in-depth view of the brain

...han capturing a side view, the brain probe "looks" straight ahead by emitting ultrasound waves like water from a hose. That way, it can produce an image of the brain with just the tip inserted through the skull. The researchers demonstrated that the brain scanner can successfully image the brain of a dog. ...

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