The spread of an ancient technology and a daily news roundup (26 September 2014)
New evidence reveals the complicated history of stone tool use 400,000 - 200,000 years ago.
20:59
The spread of an ancient technology and a daily news roundup (26 September 2014)
New evidence reveals the complicated history of stone tool use 400,000 - 200,000 years ago.
20:59
Science Podcast - Evading back-action in a quantum system and a news roundup (16 May 2014)
Measuring minute motions; roundup of daily news with David Grimm.
18:00
P.659 - Maddening Flames, un regreso muy esperado
Muni Camón (voz y guitarra), los hermanos Manolo (guitarra) y Juanlu González (bajo) y Jose María...
01:15:10
Between in 1917, hundreds of women got jobs applying radium-treated paint to various products....
31:26