Did Henry VIII have a blood disorder?

A single blood protein, the Kell antigen, might be to blame both for the wives of Henry VIII many miscarriages and for his bizarre paranoid mid-life behavior.

Ötzi the Iceman: See what he looked like

Reconstruction artists have given us a photo of Ötzi the Iceman, a 5,000-year-old body discovered locked in Alpine ice 20 years ago.

Diluted radiation plume may reach California on Friday

The diluted radiation plume from Japan's damaged nuclear reactors might brush the Aleutian Islands today and sweep into southern California by late Friday.

Blood pressure linked to sugary drinks

Drinking more than one sugar-sweetened drink a day is linked to higher blood pressure.

Greenhouse to grow food on the moon

Gene Giacomelli describes how a new kind of greenhouse would work to help feed astronauts on a moon mission in the future.

Hand-held lasers aimed at aircraft doubled since 2009

There has been a dramatic increase - almost double- in small hand-held lasers pointed at the cockpits of low-flying aircraft at night.

Nuclear power plants crisis in Japan

Treehugger has provided some good basic articles about nuclear power plants and radiation exposure.

Japan’s coastline before and after the tsunami

These NASA satellite photos from September 2010 and March 2011 show the contrast in the appearance of Japan's coastline, before and after the March 11 tsunami.

Radioactive releases in Japan could go on for weeks or months, experts say

Japan faces continuing problems with its nuclear plants after the earthquake and tsunami on March 11.

Paul Wilson believes nuclear power is a good, safe choice

Nuclear scientist Paul Wilson explains why he believes nuclear energy should be a big part of our energy future.