Wednesday December 13-Dec-2017 As of 03:15 AM IST
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Science
India's first underwater tunnel finished ahead of schedule
 India's first underwater tunnel, which was built under the Hooghly river for establishing a metro link in Kolkata, has been completed before the deadline. A giant tunnel-boring machine was deployed to dig the underwater tunnel that runs a length of 502 metres under the river. The job was completed in about a month, 50 days ahead of schedule.

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Scientists identify genes that give marijuana its flavour
 Canada-based scientists have scanned the genome of cannabis plants to find the genes responsible for their lemony, earthy flavours. They identified about 30 genes including ones that interact with human receptor cells. "The goal is to deve

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Amazon river was formed 9 million years ago:
 Netherlands and Brazil-based researchers have determined the Amazon River was formed more than 9 million years ago. Chemical analyses of sediments from an exploration site in Brazil revealed changes in their composition around 9 million years a

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Why broccoli is so good for you
A diet heavy in cruciferous vegetables, such as broccoli and cabbage, has shown potential risk-reduction properties for colorectal, prostate and various other forms of cancer. Broccoli  can help to prevent prostate cancer, may work through

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Why do we close our eyes when we sneeze?
 We all know how a sneeze happens. What we don’t know is why our eyes automatically close when we do it.  For someone with a cold, allergies, or just a tickle in the nose, it takes less than a second to eject about 5000 droplets of mu

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Alfred Nobel presented 1st dynamite 149 yrs ago
 Alfred Nobel, inventor of the dynamite, made its first public demonstration on July 14, 1867, at a village called Merstham in England. During the demonstration, Nobel set fire to sticks of dynamite, threw packets of the explosives from a cliff,

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Einstein's brain was stolen after death
 Albert Einstein’s brain was illegally removed after his death in 1955 by the doctor who performed his autopsy, but no actual studies were conducted on it till the 1980’s. The Princeton Hospital doctor kept the brain in a glass jar,

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Harvard team builds living robot from rat hearts
 Harvard University researchers have used 200,000 genetically-engineered rat cells to develop a robot that looks like a stingray. The team used silicone for the robot's body and also to insulate its skleton, which was made of gold wire. The cell

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Self-healing 'smart' material changes shape with heat, light
Scientists have developed a new smart material that can heal itself and change shape when exposed to heat and light, which may be used in drug delivery systems and self-assembling devices. Smart materials that can react to external stimuli, like ligh

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