Carl Sagan — Uma Maneira de Pensar
Seeing a supernovae within hours of the explosion
For the first time ever, scientists have gathered direct evidence of a rare Wolf-Rayet star being linked to a specific type of stellar explosion known as a Type IIb supernova. Peter Nugent of the Lawrence Berkeley National Laboratory says they caught this star – a whopping 360 million light years away – just a few hours after it exploded.
Is consciousness real? Could it be just an illusion manufactured in the theatre of our minds? And what use is it – why did it evolve in the first place?
Professor Nicholas Humphrey explores the mystery of consciousness in our new video.
Send us your questions and we’ll put them to Professor Humphrey.