News tagged with radioactive elements

Radiation hotspot detected in Tokyo: reports

A radiation hotspot has been detected in Tokyo, reports said Thursday as researchers carry out stringent tests to map how far contamination has spread from the crippled Fukushima nuclear plant.

Oct 13, 2011
5 / 5 (1) 0

How slow is slow? EXO knows

(PhysOrg.com) -- Cooks think of watched pots. Handymen grumble about drying paint. Kids dread the endless night before Christmas morning.

Sep 09, 2011
4.6 / 5 (8) 5 | with audio podcast

X-ray illumination of supernova ejecta

(PhysOrg.com) -- Supernovae are the explosive deaths of massive stars, cataclysms that disburse into space the chemical elements produced by nuclear reactions inside the progenitor stars. Understanding chemical ...

Jun 24, 2011
5 / 5 (3) 2 | with audio podcast

How to discover a new element

(PhysOrg.com) -- It is not the same as it used to be, the element finding business. We have discovered and named all the elements from hydrogen (element 1) up to element 112 (copernicium)[1], and last week ...

Jun 15, 2011
4 / 5 (4) 0

The importance of fundamental measurements

At the Radioactive Isotope Beam Facility (RIBF) of the RIKEN Nishina Center for Accelerator Science in Wako, a research team has measured the time it takes for 38 extremely rare isotopes to decay by half. ...

May 04, 2011
4.5 / 5 (2) 0

Health experts sound warning over iodine rush

Japan's nuclear crisis has sparked panic buying of iodine pills, with online bids exceeding $500 for a single packet, but health experts hosed down the hysteria and warned the pills are of limited use. ...

Mar 15, 2011
5 / 5 (1) 0

Tracing the history of Earth

Although scientists have a general idea of when major events occurred during Earth’s 4.5-billion-year history, geologists would like to be able to pinpoint the exact dates of those events. Precise dates ...

Nov 03, 2010
4.7 / 5 (6) 2

Seeing a Stellar Explosion in 3D (w/ Video)

(PhysOrg.com) -- Astronomers using ESO’s Very Large Telescope have for the first time obtained a three-dimensional view of the distribution of the innermost material expelled by a recently exploded star. ...

Aug 04, 2010
5 / 5 (13) 1 | with audio podcast