'Cloaked' black hole discovered in early universe

According to current theories, a dense cloud of gas feeds material into the disk surrounding a supermassive black hole during its period of early growth, which "cloaks" or hides much of the quasar's bright light from our view.

Aug 09, 2019, 15:44 PM IST

Mobile tower radiation increasing risk of oral problems

The statement came after the extraction of 526 teeth from the mouth of a seven-year-old boy in a rare surgery performed at the hospital.

Aug 01, 2019, 17:15 PM IST

TRAI dispels fear about mobile tower radiations

Sectoral regulator TRAI Friday sought to dispel fears of mobile tower radiation causing serious health problems and said the studies conducted by it do not corroborate this claim.

Sep 11, 2015, 22:43 PM IST

'Explain measures to inform people on mobile tower radiations'

Health Ministry is unaware of a WHO report which says radiations emanating from mobile towers can "possibly cause cancer", the Central Information Commission has noted in its order while asking it to explain measures taken to inform people of its harmful effects.

Apr 05, 2015, 15:22 PM IST

Reprogramming stem cells may prevent cancer after radiation

After full body radiation, certain faulty stem cells re-engineer the blood system that creates cancer risk in people which can be prevented by artificially activating a stem cell maintenance pathway, research has found.

Dec 30, 2014, 12:00 PM IST

Radiation may cause brain tumours later in life

Exposure to radiation either as a result of a nuclear accident or during treatment of diseases may increase the risk of brain tumours in people under the age of 30, says an Indian-origin specialist.

Nov 05, 2014, 11:03 AM IST

Sun emits fourth `X-class` solar flare in a week

The sun emitted its fourth X-class solar flare since Oct. 23, 2013.

Oct 31, 2013, 15:40 PM IST

Vegetable compound may offer protection against `lethal` radiation doses

Researchers have said that a compound derived from cruciferous vegetable like cabbage, cauliflower and broccoli helps protect rats and mice from lethal doses of radiation.

Oct 15, 2013, 13:14 PM IST

Airport scanners emit less radiation than thought

A new US report shows that people absorb less radiation from airport body scanners than they do while standing in line waiting for the scan itself.

Jun 29, 2013, 15:38 PM IST

Make sure your next mobile isn`t a health hazard

When Gaurav asked for a mobile phone, with all his classmates showing off their smartphones, his mother was unwilling to spend too much on something she believed was only good for making calls. She bought him a smartphone from a lesser known brand, for just upwards of Rs.4,000. But, did she consider how safe it was?

May 29, 2013, 13:04 PM IST

Telcos too afraid to find link between mobiles and brain cancer, says neurosurgeon

While fatal brain cancer is on the rise, questions have been raised whether it is caused by radiations from mobile phones.

May 07, 2012, 13:54 PM IST

Protein that protects cancer cells from chemotherapy identified

A protein that protects cancer cells from chemotherapy has been identified.

Apr 07, 2012, 13:12 PM IST

Radiation is good for you, says Ann Coulter

New York: Right-wing blowhard Ann Coulter has become the latest celebrity to cause a stir with her controversial remarks on the disaster in Japan.

Mar 19, 2011, 20:07 PM IST