Fertilized sperm 50 years ago still viable
The sperm of four rams stored since 1968 in an Australian laboratory has been thawed and successfully used to inseminate 34 ewes. Researchers Simon de Graaf and Jessica Rickard of…Read more »
Newly discovered gene mutation reduces fear and anxiety, and increases social interaction
A genetic mutation recently discovered by Finnish scientists reduces fear and anxiety, and increases social interaction in mice. Geneticist Heikki Tanila and colleagues from the University of Eastern Finland used…Read more »
Why is the volcano in Guatemala so deadly compared to that of Hawaii?
Despite the continuing eruption of Hawaii’s Kilauea volcano for more than a month, the recent eruption of the Fuego volcano in Guatemala has been much more deadly, with the number…Read more »
Hawaiian volcano Kilauea is active
The national park surrounding the Hawaiian volcano Kilauea was closed late Thursday, fearing that the steam that accumulates inside does not end up blowing up the mountain. Such an explosion…Read more »