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Last updated: Sunday, 7 February 2010 16:56 GMT
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Leaves whisper their properties through ultrasound

Leaves whisper their properties through ultrasound

— 4 February 10:32

The water content of leaves, their thickness, their density and other properties can now be determined without even having to touch them. A team of researchers from the CSIC Institute of Acoustics and the Agri-Food Research and Technology Centre (CITA) of Aragon has just presented an innovative technique that enables plant leaves to be studied using ultrasound in a quick, simple and non-invasive fashion... — full story


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A computerised test for human colour blindness like the familiar colour vision test books, in which coloured numbers or symbols are hidden in a pattern of dots, was used to test the monkeys. Since monkeys cannot speak to indicate what they see, they were trained to show what they see using a touch screen, and instead of numbers the coloured objects were blobs of colour that monkeys had to find among the dots, (c) Neitz LaboratoryResearchers cure colour blindness in squirrel monkeys

— 17 September 00:02

Researchers used gene therapy to cure two squirrel monkeys of colour blindness - the most common genetic disorder in people. The work, in this week's Nature, demonstrates the potential... — full story

Microscope image of the potato blight pathogen P. infestans penetrating host leaf tissue, (c) Sophien KamounGenome of Phytophthora infestans decoded

— 9 September 17:00

A large international research team has decoded the genome of Phytophthora infestans, the notorious organism that triggered the Irish potato famine in the mid-19th century and also... — full story

A higher density of blood vessels and other unique physiological features in the flight muscles of bar-headed geese allow them to do what even the most elite of human athletes struggle to accomplish - assert energy at high altitudes, (c) Martin Dee, UBCInvigorated muscle structure allows geese to brave the Himalayas

— 29 July 16:13

A higher density of blood vessels and other unique physiological features in the flight muscles of bar-headed geese allow them to do what even the most elite of human athletes struggle... — full story

Confocal microscope image showing insect immune cells (green) containing fluorescently labelled E. coli (red), (c) University of BathResearchers capture bacterial infection on film

— 27 July 17:38

Researchers have developed a new technique that allows them to make a movie of bacteria infecting their living host. Whilst most studies of bacterial infection are done after the death... — full story

Georgia Tech Researcher Jung Ok Park with a laser scanning confocal microscope used for imaging the spiral structure of the individual polygons in the jewel beetle's exocuticle, (c) Georgia Tech Photo: Gary MeekScientists unlock optical secrets of jewel beetles

— 23 July 18:00

A small green beetle may have some interesting lessons to teach scientists about optics and liquid crystals - complex mechanisms the insect uses to create a shell so strikingly beautiful... — full story

A new study conducted at Georgia Tech found that sandfish (shown here) place their limbs against their sides and create a wave motion with their bodies like snakes to swim through sand, (c) Georgia Tech Photo: Gary MeekStudy reveals lizard tucks legs and swims through sand

— 16 July 18:00

A study published in the 17 July issue of the journal Science details how sandfish - small lizards with smooth scales - move rapidly underground through desert sand. In this first thorough... — full story


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Fence lizards rely on camouflage to avoid being eaten, (c) Tracy Langkilde, Penn StateNative lizards evolve to escape attacks by fire ants

— 25 January 16:38

Penn State Assistant Professor of Biology Tracy Langkilde has shown that native fence lizards in the southeastern United States are adapting to potentially fatal invasive fire-ant attacks... — full story


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