Respiratory physician Lutz Beckert considers chronic obstructive pulmonary disease management, including the prevention of COPD, the importance of smoking cessation and pulmonary rehabilitation, and the lifesaving potential of addressing treatable traits. He also discusses the logic of inhaler therapy, moving from single therapy to dual and triple therapy when indicated, as well as other aspects of management
Time travel and parallel timelines
Wednesday 11 May 2022, 01:40 AM

Consistency paradoxes don’t merely imply time travel is a dangerous endeavour, they imply it simply cannot be possible [Image: Marc-Olivier Jodoin on Unsplash]
PHYSICS
The idea of time travel is an intriguing notion and one which science fiction has long explored. Barak Shoshany discusses the problems inherent in trying to make this a reality
Building a time machine seems to require exotic matter, which is matter with negative energy
Have you ever made a mistake that you wish you could
Kia ora and welcome to New Zealand Doctor Rata Aotearoa
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