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Episode 290
Mice have been found saving the lives of their cagemates by performing a resuscitation technique similar to CPR. After opening the mouth of an unconscious mouse, the “attending mouse” yanks up its tongue to clear the airways and dislodges anything that’s stuck. This remarkable discovery shows that empathy and consolation behaviour is more widespread in mammals than we thought, and hints at a mouse theory of mind.
Tiny, lab-grown bits of human brain are being combined to create something that resembles a more complete organ. This “multi-region brain organoid” contains 80 per cent of the cell types found in a 40-day-old fetal brain. The team behind it aims to study conditions like autism and schizophrenia - with some suggesting they could one day be used in artificial intelligence. But this all throws up major ethical issues…at what point do these brains start feeling pain, or gain consciousness?
From wooden skyscrapers to wooden batteries, wood is being used in many innovative and surprising ways. Cross-laminated timber and densified wood are proving to be durable, sustainable alternatives to a range of other materials. And now a team has gone one step further, by creating a wood-based hair conditioner. But will this pitch black, funny smelling alternative catch on?
Chapters:
(00:29) Mice performing CPR
(10:58) Lab-grown human brains
(17:10) Making skyscrapers, cars and hair conditioner from wood
Hosted by Rowan Hooper and Penny Sarchet, with guests Michael Le Page and Madeleine Cuff.
To read more about these stories, visit https://www.newscientist.com/
Learn more about your ad choices. Visit megaphone.fm/adchoices
4.4
7979 ratings
Episode 290
Mice have been found saving the lives of their cagemates by performing a resuscitation technique similar to CPR. After opening the mouth of an unconscious mouse, the “attending mouse” yanks up its tongue to clear the airways and dislodges anything that’s stuck. This remarkable discovery shows that empathy and consolation behaviour is more widespread in mammals than we thought, and hints at a mouse theory of mind.
Tiny, lab-grown bits of human brain are being combined to create something that resembles a more complete organ. This “multi-region brain organoid” contains 80 per cent of the cell types found in a 40-day-old fetal brain. The team behind it aims to study conditions like autism and schizophrenia - with some suggesting they could one day be used in artificial intelligence. But this all throws up major ethical issues…at what point do these brains start feeling pain, or gain consciousness?
From wooden skyscrapers to wooden batteries, wood is being used in many innovative and surprising ways. Cross-laminated timber and densified wood are proving to be durable, sustainable alternatives to a range of other materials. And now a team has gone one step further, by creating a wood-based hair conditioner. But will this pitch black, funny smelling alternative catch on?
Chapters:
(00:29) Mice performing CPR
(10:58) Lab-grown human brains
(17:10) Making skyscrapers, cars and hair conditioner from wood
Hosted by Rowan Hooper and Penny Sarchet, with guests Michael Le Page and Madeleine Cuff.
To read more about these stories, visit https://www.newscientist.com/
Learn more about your ad choices. Visit megaphone.fm/adchoices
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