Using gravitational “lenses” in space, astronomers have discovered that the centres of the biggest galaxies are growing denser, which is an evidence of repeated collisions and mergers by massive galaxies with 100 billion stars.
The process for creating the lenses, for which a patent is pending, also is less expensive and less wasteful to manufacturers than previous methods.
Aerogels are among the most versatile materials available for technical applications.
If you`re one of the many who rely on bifocal lenses, you may soon get a new view of life this summer.
Your contact lenses would one day help you manage diabetes, say researchers.
Scientists have invented a new generation of lenses which can radically improve the capabilities of telecom or radar systems, providing greater perspective and detail.
Day in Pics: 25th December
Showbiz World - December 25, 2014
Sunny Leone with Mastizaade