Tuesday, February 8, 2022

COVID Smell Loss and Long COVID Linked to Inflammation

Trouble viewing? View in your browser.
View all Scientific American publications.
    
February 07, 2022

Medicine

COVID Smell Loss and Long COVID Linked to Inflammation

Hamsters eating Cocoa Krispies reveal inflammation pathways from the olfactory system to the brain

By Robin Lloyd

Neurology

Spinal Stimulation Helps People with Paralysis Walk, Canoe and Stand at a Bar

A new system that targets specific spinal nerves restored motor function quickly in three patients unable to move their legs or trunk

By Bret Stetka

Natural Disasters

The Tongan Volcano Is a Reminder of Island Nations' Vulnerabilities

As the country rebuilds, its leaders need to plan for natural disasters and climate change

By Josephine Latu-Sanft

Ecology

Beaver Dams Help Wildfire-Ravaged Ecosystems Recover Long after Flames Subside

Dams mop up debris that would otherwise kill fish and other downstream wildlife, new observations suggest

By Isobel Whitcomb

Climate Change

Our Environmental Crisis Requires Political Fixes, Not Technological Ones

Our current innovation policies aim to preserve the way we live now, rather than what would do the least damage

By Peter Sutoris

Climate Change

Spikes in Air Conditioning Use with Warming Could Tax Electric Grid

Without enough capacity to meet demand, energy utilities may have to stage rolling blackouts during heat waves

By Anne C. Mulkern,E&E News

Pharmaceuticals

A Psychedelic May Soon Go to the FDA for Approval to Treat Trauma

MDMA, known as Ecstasy in the clubs, gained high marks in a clinical trial for PTSD

By Jennifer M. Mitchell

Policy

In Case You Missed It

Top news from around the world

By Nikk Ogasa

Quantum Physics

Poem: 'Elective Affinities: Ghazal of the Muon'

Science in meter and verse

By Judith K. Liebmann

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

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
FROM THE STORE

ADVERTISEMENT

FROM THE ARCHIVE

Mysteries of COVID Smell Loss Finally Yield Some Answers

Explanations begin to arise at the molecular level for this vexing but commonplace symptom

LATEST ISSUES

Questions?   Comments?

Send Us Your Feedback
Download the Scientific American App
Download on the App Store
Download on Google Play

To view this email as a web page, go here.

You received this email because you opted-in to receive email from Scientific American.

To ensure delivery please add news@email.scientificamerican.com to your address book.

Unsubscribe     Manage Email Preferences     Privacy Policy     Contact Us

Scientist Pankaj

Day in Review: NASA’s EMIT Will Explore Diverse Science Questions on Extended Mission

The imaging spectrometer measures the colors of light reflected from Earth's surface to study fields such as agriculture ...  Mis...