Like all other flowering plants, jasmine also produces a flower inducing hormone in its leaves when exposed to bright sunlight. This hormone is called florigen (flower-generating hormone) and it migrates from the leaves to flowering shoots during the day. It accumulates in the flowering shoots of the jasmine plant and induces flowering during the night.

Each aircraft is fitted with two pieces of equipment – Flight Data Recorder (FDR) and Cockpit Voice Recorder (CVR) – that are designed to survive an air crash so that the data recorded helps investigators reconstruct events preceding the crash. FDR records values of about 700 parameters related to the flight and controls and CVR records conversations taking place in …

Hot steel glows red when hot because its atoms vibrate with a lot of energy. The amount of energy varies in atoms resulting in a range of colours.

Padmini born and raised in Thiruvananthapuram in what was then the princely state of Travancore (now the Indian state of Kerela), Padmini was the second daughter of Thankappan Pillai and Sarawathi Amma. Her sisters, Lalitha and Ragini, were also renowned film actresses. Together, the threesome were known as the Travancore sisters. Padmini had her early education at Mahila Mandiram School …

Snow is a block of individual ice crystals arranged together. When a light photon enters a layer of snow, it goes through an ice crystal on the top, which changes its direction slightly and sends it on to a new ice crystal, which does the same thing. Basically, all the crystals bounce the light all around, so that it comes …

On a sunny day the bright sunlight bounces off the white snow, making the light even brighter. It usually takes a while for our eyes to become comfortable when we look at something as bright as that. People often wear sunglasses when they go skiing or go to the beach to protect their eyes from the strong light.

Iron goes red when heated because its atoms radiate vibratory waves of an electrodynamics nature which are visible as light at a sufficiently high temperature. At 800 Centigrade the iron is at low-red heat. But as the heat increases the iron will turn bright red, and finally white hot and molten. Heat is passed through the iron by conduction the …

Pablo Picasso — Pablo Ruiz y Picasso, also known as Pablo Picasso (25 October 1881 – 8 April 1973), was a Spanish painter, sculptor, printmaker, ceramicist, stage designer, poet and playwright who spent most of his adult life in France. As one of the greatest and most influential artists of the 20th century, he is known for co-founding the Cubist …

The colour of our hair depends on the amount of pigment (colouring matter) in it. Dark hair contains more of it than fair hair. This colouring matter is produced in our bodies and is controlled by the nervous system. If anything goes wrong with this control through illness but more often by wearing our in old age, then the hair …

According to a popular legend, July was named after Julius Caesar and hence it had 31 days. Later, when Augustus Caesar took over the Roman Empire, he wanted August, the month named after him, to have 31 days as well. Hence, the two extra days were taken from February, which was then left with 28 days. However, some historians don’t …