Discover
Discover

Share
pt_cover0120_no_label.jpg
View Full Size Cover
pt_cover0120_no_label.jpg
JAN 01, 2020

Volume 73, Issue 1

Editorial

PTO.v73.i1.8_1.f1.jpg
Editorial
/
Article
Running out of energy
JAN 01, 2020

Letters

default promo image.png
Letters
/
Article
The usefulness of GRE scores
JAN 01, 2020
default promo image.png
Letters
/
Article
The usefulness of GRE scores
JAN 01, 2020
default promo image.png
Letters
/
Article
Adjunct educators in a profit-driven arena
JAN 01, 2020
default promo image.png
Letters
/
Article
Notes on superconducting hydrides
JAN 01, 2020
default promo image.png
Letters
/
Article
Notes on superconducting hydrides
JAN 01, 2020
default promo image.png
Letters
/
Article
Notes on superconducting hydrides
JAN 01, 2020

News

PTO.v73.i1.14_1.f1.jpg
News
/
Article
A powerful interferometer works by holding, not dropping, its atoms
JAN 01, 2020
PTO.v73.i1.16_1.f1.jpg
News
/
Article
A supercooled protein refolds unexpectedly
JAN 01, 2020
PTO.v73.i1.18_1.PT.3.4384highlight.jpg
News
/
Article
Twisted bilayer graphene enters a new phase
JAN 01, 2020
PTO.v73.i1.22_1.PT.3.4385highlight.jpg
News
/
Article
Controversy continues to swirl around uranium enrichment contract
JAN 01, 2020
PTO.v73.i1.24_1.PT.3.4386highlight.jpg
News
/
Article
Reevaluating teacher evaluations in higher education
JAN 01, 2020

Features

PTO.v73.i1.28_1.PT.3.4387highlight.jpg
Features
/
Article
The sounds around us
JAN 01, 2020
PTO.v73.i1.36_1.f4.jpg
Features
/
Article
Johannes Kepler’s pursuit of harmony
JAN 01, 2020
PTO.v73.i1.44_1.PT.3.4389highlight.jpg
Features
/
Article
Negative carbon dioxide emissions
JAN 01, 2020

Reviews

PTO.v73.i1.52_1.PT.3.4390highlight.jpg
Reviews
/
Article
Making the modern multiverse
JAN 01, 2020
PTO.v73.i1.53_1.f1.jpg
Reviews
/
Article
Why do people mistrust science?
JAN 01, 2020
PTO.v73.i1.54_1.f1.jpg
Reviews
/
Article
An introduction to our chaotic atmosphere and climate
JAN 01, 2020
default promo image.png
Reviews
/
Article
New books & media
JAN 01, 2020

Products

default promo image.png
Products
/
Article
Focus on photonics, spectrometry, and spectroscopy
JAN 01, 2020

Obituaries

PTO.v73.i1.63_1.f1.jpg
Obituaries
/
Article
John Robert Schrieffer
JAN 01, 2020
PTO.v73.i1.64_1.f1.jpg
Obituaries
/
Article
Gaurang Bhaskar Yodh
JAN 01, 2020

Quick Study

PTO.v73.i1.66_1.f1.jpg
Quick Study
/
Article
Rare earths in a nutshell
JAN 01, 2020

Backscatter

PTO.v73.i1.68_1.f1.jpg
Backscatter
/
Article
Artificial pattern mimics nature
JAN 01, 2020