Today’s physics news: Monday 15 February

World may not be warming, say scientists
 
The United Nations climate panel faces a new challenge with scientists casting doubt on its claim that global temperatures are rising inexorably because of human pollution.
The Times 
 
Astronomers back Chile to host world’s biggest telescope 
 
An international group of four professional star gazers has backed Chile’s Atacama desert as home to the world’s biggest telescope, to be built in 2018 based on its geographical advantages
The Telegraph 
 
Pluto continues to fascinate

The “dwarf planet” continues to generate much attention after recent pictures from Hubble revealed its quickly changing surface
The Guardian