Category: For members

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Pandemic: Lessons Learned-Did we?

The 2009 H1N1, or Swine Flu, pandemic took the world’s health experts by surprise. Looking back, journalist Laurie Garrett and public health scientist Michael Osterholm each give their take on how well the world responded to the threat, what mistakes they made, and what the lessons learned can...

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How language transformed us-Quest weekend

Biologist Mark Pagel shares an intriguing theory about why humans evolved our complex system of language. He suggests that language is a piece of “social technology” that allowed early human tribes to access a powerful new tool: cooperation. (About the speaker: Mark Pagel builds statistical models to examine...

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How does a fully charged mobile phone lose its charge when left unused? Curiosity corner

Q: How does a fully charged mobile phone lose its charge when left unused for several days together? Answered by Kingshuk Roy IISER, Pune Lithium-ion battery chemistries are associated with self-discharge phenomena. A passivation layer develops on the electrodes over time (on performing several charging-discharging cycles) which results...