103. Reverse Hearing Loss, Hypersonic Space Cannon, No Moving Parts Heat Engine That‘s Cool News | A weekly breakdown of positive Science & Tech news.

News:

Reversing hearing loss with regenerative therapy | MIT News (01:28)

Engineered bacteria could help protect “good” gut microbes from antibiotics | Big Think (07:01)

Wireless camera tool could make intubation safer and easier | Futurity  (12:40)

A massive ”space cannon” can shoot payloads into space at hypersonic speeds  | Interesting Engineering (16:31) 

A new heat engine with no moving parts is as efficient as a steam turbine | MIT News  (22:54)