News tagged with computer simulations

The limitations of climate models

(Phys.org)—How accurate is the latest generation of climate models? Climate physicist Reto Knutti from ETH Zurich has compared them with old models and draws a differentiated conclusion: while climate modelling ...

Nov 07, 2012 4.7 / 5 (9) 125

Crystals for efficient refrigeration

(Phys.org)—Researchers at the Carnegie Institution have discovered a new efficient way to pump heat using crystals. The crystals can pump or extract heat, even on the nanoscale, so they could be used on ...

Nov 05, 2012 3.4 / 5 (9) 0 | with audio podcast

Grandmas made humans live longer

Computer simulations provide new mathematical support for the "grandmother hypothesis" – a famous theory that humans evolved longer adult lifespans than apes because grandmothers helped feed their grandchildren.

Oct 23, 2012 4.6 / 5 (7) 2 | with audio podcast