Online edition of India's National Newspaper
Thursday, March 11, 2010
Google



Sci Tech
Published on Thursdays
News Update

Features
Magazine
Literary Review
Metro Plus
Open Page
Education Plus
Book Review
Business
SciTech
NXg
Friday Review
Cinema Plus
Young World
Property Plus
Quest

Group Sites
The Hindu
Business Line
Sportstar
Frontline
Publications
eBooks
Images

Home

Species survival, protected area link found
Occupancy modelling, which helps in separating true absence from non-detection of a particular species, was used in this study


Polyethylene that conducts heat, insulates from electricity
High thermal conductivity combined with electrical insulation capability could make polyethylene fibres useful for dissipating heat in many applications where metals are now used, such as solar hot water collectors, heat exchangers and ...

Nicotine rises gradually in brain
Nicotine builds up gradually in smokers' brains rather than spiking after each puff, according to a study that might help point to new ways to help people quit smoking.Dr. Jed E. Rose of Duke University reports in a recent online ...

Lizards have ears to eavesdrop, perhaps
While most lizards do not communicate among themselves, some use their ears to listen for warning calls from other animals, researchers say, which could alert them to predators. Lizards are not the most loquacious of animals. Aside from the ...

Hormone study shows how animals bond
Scientists have pinpointed how a key hormone helps animals to recognise others by their smell.The hormone vasopressin helps the brain differentiate between familiar and new ...

Popular nanoparticle causes toxicity in fish
A nanoparticle, nanosilver, growing in popularity as a bactericidal agent and tested on fish, has been shown to be toxic to them, according to a Purdue University study. Suspended in solution it was even lethal to ...

Potential uses of glass have now expanded
The potential uses of glass have grown by an experimental technique that shows more clearly how atoms in glass vibrate, leading to uses like nuclear waste immobilisation and as a biomaterial for bone ...

New evidence of global glaciation event
Evidence, based on an analysis of ancient tropical rocks, that sea ice extended to the equator 716.5 million years ago, brings precision to a ‘snowball Earth' event long suspected to have taken place around that ...

Trapping sunlight with silicon nanowires
Through the fabrication of thin films from ordered arrays of vertical silicon nanowires, researchers have been able to increase the light-trapping in solar cells by a factor of 73. The technique is simple and ...

Tobacco plant springs a pleasant surprise
A genetically modified strain of tobacco helps temper the damaging effects of toxic pond scum, known as microcystin-LR (MC-LR), which makes water unsafe for drinking, swimming, or ...
Speaking Of Science

Climate's influence on human evolution
As science advances, it becomes possible to ask grand questions and work on overarching themes. This brings together multiple disciplines with the hope that we may get a comprehensive understanding of the issues facing us.One of ...


Agriculture


FARMER'S NOTEBOOK
Melia dubia tree holds promise of good returns for ryots
About Rs.2 lakhs per acre can be expected from sixth year of planting

New groundnut variety receives good feedback
In groundnut the spread of new high yielding varieties among farmers takes considerable time when compared to other crops.It may be due to the predominantly rainfed nature of the crop, high seed rate coupled with low seed multiplication ...


FARM QUERY
Treatment for bloat
Is there any home remedial measures to treat my Gir cow breed suffering from bloat?S.P. Chandran NairPalghatAnimal suffering from bloat has a distended stomach which sounds like a drum when tapped lightly. The animal tends ...


Question Corner


  • Shooting up



  • News: Front Page | National | Tamil Nadu | Andhra Pradesh | Karnataka | Kerala | New Delhi | Other States | International | Opinion | Business | Sport | Miscellaneous | Index | Advts: Retail Plus | Classifieds | Jobs | Obituary | Features: Magazine | Literary Review | Metro Plus | Open Page | Education Plus | Book Review | Business | SciTech | NXg | Friday Review | Cinema Plus | Young World | Property Plus | Quest |

    The Hindu Group: Home | About Us | Copyright | Archives | Contacts | Subscription
    Group Sites: The Hindu | Business Line | Sportstar | Frontline | Publications | eBooks | Images | Home |

    Comments to : thehindu@vsnl.com   Copyright © 2010, The Hindu
    Republication or redissemination of the contents of this screen are expressly prohibited without the written consent of The Hindu