S&T

Prelims

Hepatitis E

Hepatitis E is a liver disease caused by infection with a virus known as hepatitis E virus (HEV). Every year, […]

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Rabies

  Rabies is viral disease that causes inflammation of brain (acute encephalitis) in warm-blooded animals. It is zoonotic disease i.e.

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Hydrogen trains

  Hydrogen trains are equipped with fuel cells that produce electricity by combining hydrogen with oxygen. This conversion process only

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Space elevator

It is proposed type of planet-to-space transportation system. Its components mainly are cable (also called tether) anchored to surface of

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e-cigarettes and ENDS

  ENDS are devices that heat solution to create aerosol, which also frequently contains flavours, usually dissolved into propylene glycolor

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Aeolus satellite

It is a wind-sensing satellite launched by European Space Agency (ESA). The satellite is named Aeolus after guardian of wind

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Thermal Battery

Thermal battery Thermal battery use thermal energy to operate i.e. energy created by temperature differences. The energy transfer in this battery

Prelims

Xingkong-2

It is cutting-edge hypersonic “waverider” flight vehicle being developed by China. Waverider is flight vehicle that flies in atmosphere and

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