• Tue
  • Sep 23, 2014
  • Updated: 8:36am


Radiation on Mars trip near lifetime limit

Astronauts who travel on future missions to Mars would likely be exposed to their lifetime limit of radiation during the trip, not to mention time spent on the Red Planet, scientists said.

Sunday, 2 June, 2013, 2:44am

Tepco faces US$2b lawsuit as more US soldiers join action for Fukushima exposure

Tokyo Electric Power's bill for its Fukushima nuclear disaster may swell as more United States military personnel join a lawsuit charging the utility with lying about radiation levels they faced while assisting relief efforts after Japan's 2011 earthquake and tsunami disaster.

19 Mar 2013 - 3:50am

Mobile phone radiation: it's better to be safe than sorry

The second volume of a report that detailed the history of technologies later found to be harmful has sparked discussion over the possibility that mobile phones have cancer-causing radiation.

11 Mar 2013 - 10:37am 1 comment

Cosmic rays are last gasp of dying stars: scientists

Though ubiquitous, the origin of cosmic rays has never been pinned down. Scientists have suggested that they could either come from the remains of supernovae, which are the violent explosions that mark the death of the biggest stars, or they could be particles accelerated by black holes somewhere outside our galaxy.

17 Feb 2013 - 3:28am

Japan's fish still radioactive from Fukushima nuclear disaster

As the sun comes up over Tokyo's Tsukiji fish market, it is business as usual. Cranes are lifting the carcasses of rime-covered tuna from the holds of battered fishing boats.

27 Oct 2012 - 4:02am

Thyroid growths found on Fukushima children

A study on children in Fukushima prefecture has found that nearly 36 per cent have abnormal growths on their thyroids, although doctors say there is no link between the 'cluster' of cases and the disaster at the Fukushima Daiichi nuclear plant in March last year.

19 Jul 2012 - 12:00am

A safer alternative to the risks of X-rays

Using ultrasound imaging to diagnose scoliosis - curvature of the spine - is a radiation-free alternative to traditional X-rays.

10 Jun 2012 - 12:00am

Japan's food exporters tell us why we can breathe easy

Is Hong Kong's air pollution a bigger health threat than last year's radiation leakage from the Fukushima Daiichi nuclear plant? That was the question posed at a recent dinner held in Hong Kong to convince the public that food from Japan is free from radiation and safe for consumption.

29 Mar 2012 - 12:00am