Indian Delta variant’s viral load 1,000 higher than original Wuhan strain, study finds

Scientists have discovered why the ‘Delta’ variant is more contagious and spread around the world so quickly. Researchers at the Guangdong Provincial Center for Disease Control and Prevention in China looked at people infected with the mutation, also known as B.1.617.2. They found that it makes copies of itself more quickly and has a shorter […]


People with larger pupil sizes are more intelligent, study finds

A research by the Georgia Institute of Technology in the United States have found that pupil size can tell about a person’s intelligence. The study was published in the June issue of Cognition. Jason Tsukahara and Randall Engle, the scientists who performed the study, wrote along with Alexander Burgoyne in a Scientific American article. “We […]

Insane World

There are 50 billion wild birds in the world and four species dominate

There are at least 50 billion individual wild birds in the world, according to a new study. House sparrows alone make up about 1.6 billion of these. Three other species – European starlings, barn swallows and ring-billed gulls also have a population exceeding one billion birds. However, one in ten bird species are rare with fewer than […]