This engineering exam, which is a gateway to some of the premium engineering colleges such as IITs, NITs and more, cover ...

Relativistic electrons in the outer Van Allen belt wreak havoc with satellites in geosynchronous orbit, but how they reach such high energies has been unclear. New data identify gyro-resonant ...

Physics is the search for and application of rules that can help us understand and predict the world around us. Central to physics are ideas such as energy, mass, particles and waves. Physics attempts ...

Speed is a measure of how fast an object is moving. Calculate speed using the speed equation - speed = distance divided by time. The speed equation can be rearranged to find distance travelled and ...

Pressure is a measure of how concentrated a force is. The amount of pressure exerted on an object depends on the force applied and the surface area it is spread over. Force diagrams and resultant ...

Clusters of cells grown in the lab have been encouraged to produce human blood stem cells in a discovery that could one day supplement donations to people with blood disorders like leukemia and ...

As the global population ages, more of us face frightening cognitive decline, personally or in our loved ones. More than 10 million new cases of dementia are recorded worldwide each year. But a study ...