Synthetic Enamel Could Make Teeth Stronger and Smarter

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February 04, 2022

Engineering Synthetic Enamel Could Make Teeth Stronger and Smarter Scientists say that the new material is even more durable than real dental enamel By Joanna Thompson

Electronics New Charging Technique Puts Crumbling Batteries Back Together The method could extend the lifetime of lithium-metal batteries by 30 percent, a new study suggests By Sophie Bushwick

Mental Illness When an Intellectual Disability Means Life or Death This new guest podcast from Undark takes up the case of Pervis Payne, and why his death penalty case reveals the convoluted relationship between science and the courts. By Tasha Lemley,Lydia Chain

Sponsor Content Provided by AstraZeneca 2022 Cancer Community Awards – Nominations Deadline Extended The deadline to submit nominations for the fourth annual Cancer Community Awards has been extended to 5pm ET, February 4th. Winners in five categories receive $50,000 to donate to a non-profit serving the cancer community. Learn more.

Inequality Crowdfunding Isn't Enough in a Crisis Despite growing popularity, the fundraising strategy will never be social safety net By Nora Kenworthy,Mark Igra

Policy Facial Recognition Plan from IRS Raises Big Concerns Government agencies are tapping a facial recognition company to prove you’re you By James Hendler,The Conversation US

Public Health More Kids Get COVID, Long Haulers, and a Vaccine Milestone | COVID Quickly, Episode 23 Today we bring you a new episode in our podcast series COVID, Quickly. Every two weeks, Scientific American’s senior health editors Tanya Lewis and Josh Fischman catch you up on the essential developments in the pandemic: from vaccines to new variants and everything in between. You can listen to all past episodes here. By Josh Fischman,Jeffery DelViscio | 06:27

Health Care Agonizing Cough of Croup Rising in Kids with COVID The Omicron variant appears to be creating more cases in small children By Joanna Thompson

Climate Change Extreme Heat Becomes New Normal for Oceans Once rare marine heat waves have become routine, threatening coral reefs and other sea creatures By Chelsea Harvey,E&E News

Vaccines COVID Vaccines Can Be Safe for People with Prior Allergic Reactions My colleagues and I use a protocol to inoculate safely, and the CDC needs to revise its recommendations By Charles Feng

Space Exploration NASA Plans a Fiery End for the International Space Station by 2031 The space agency has announced the timing of the ISS’s demise as part of a long-planned transition to private orbital outposts By Mike Wall,SPACE.com

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FROM THE ARCHIVE Why We Have So Many Problems with Our Teeth Our choppers are crowded, crooked and riddled with cavities. It hasn’t always been this way By Peter S. Ungar | April 2020

QUOTE OF THE DAY "You carry the same set of teeth for 60 years, or maybe even more...So it's an enormous chemical and mechanical stress." Nicholas Kotov, chemical engineer at the University of Michigan

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