freshness sensor: Grocers, florists and even pharmacists may soon have a better way to monitor the quality of products they get from suppliers: a sensor that will tell when a product spoils. A

A simple technique of checking out supernovae

Astronomers have assumed that the strong gravitational force exerted by black holes helps them capture any gaseous cloud that they can pull. When this happens, the region surrounding the hole shines

There are various forms and faces of pollution today, and believe it or not, light is one of them. Yes, the concept of light pollution is changing our views on astronomy and the environment

A mathematical relationship between planets in our solar system holds astoundingly true even for 3 distant planets orbiting a pulsar

What we can see constitutes only about 10 per cent of the universe's mass. Where is the rest hidden?

Fresh data on the collision of shards of Shoemaker Levy 9 with Jupiter last year has divided scientists on the size of the comet fragments

...or how young?

Do you get crabby when the moon waxes? Don't be surprised: scientists at the Goa-based National Institute of Oceanography (NIO) have discovered that even crabs begin to behave differently under the

Visible celestial bodies account only for about 10 per cent of the total mass of the universe. Astronomers scouring the heavens for the remaining invisible "dark matter" may have now spotted some of

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