November 30, 2023

Today's print edition

Subscribe for more access

WORLD

Science & Health

Science & Health

A group of chimpanzees listen to other chimpanzees heard at a distance in the West African forests of Cote d'Ivoire, studied as part of research by the Tai Chimpanzee Project, in this undated handout photograph.

WORLD / Science & Health

Nov 3, 2023

Scientists observe chimpanzees using human-like warfare tactic

By Will Dunham

The study, the researchers said, records for the first time the tactical use of elevated terrain by our species' closest living relatives.

Saudi women exercise in a mall in Riyadh on Oct. 15. Long popular in the United States, another car-centric country with an obesity problem, mall-walking is increasingly becoming a Saudi sport.

WORLD / Science & Health

Oct 31, 2023

Saudis tackle obesity while beating heat with mall-walking

By Haitham El-Tabei

Roughly one in five Saudi adults is obese, according to an in-depth study published by the World Bank last year.

An iceberg in the Weddell Sea, near the tip of the Antarctic Peninsula. Researchers say they have detected buried under the continent's ice sheet a vast ancient landscape.

WORLD / Science & Health

Oct 26, 2023

Ancient landscape formed by rivers seen deep under Antarctic ice

By Will Dunham

Researchers say they have detected buried under the continent's ice sheet a vast ancient landscape, replete with valleys and ridges.

The bird flu virus was most likely brought by birds returning from their migration to South America, where there has been a huge number of cases, British experts have said.

WORLD / Science & Health

Oct 25, 2023

Bird flu detected in Antarctica region for first time

Scientists had been fearing that the worst outbreak of Highly Pathogenic Avian Influenza would reach Antarctica, a key breeding ground for many birds.

They call it Q-Day: the day when a quantum computer, one more powerful than any yet built, could shatter the world of privacy and security as we know it.

WORLD / Science & Health

Oct 23, 2023

The race to save our secrets from the computers of the future

By Zach Montague

Quantum technology could compromise our encryption systems. Can America replace them before it’s too late?

The planet Mars as captured by the NASA Hubble Space Telescope in 2016

WORLD / Science & Health

Oct 19, 2023

Scientists surprised by source of largest quake detected on Mars

By Will Dunham

They first suspected a meteorite impact had caused the marsquake. But a search for an impact crater came up empty.

Troy Sutton, a virologist at Pennsylvania State University, on July 25, 2023. Sutton says that health officials referred to the public controversy over the lab leak theory in advising him to pursue different experiments.

WORLD / Science & Health

Oct 18, 2023

Lab leak fight casts chill over virology research

By Benjamin Mueller and Sheryl Gay Stolberg

While some believe practices such as gain-of-function research could fend off the next pandemic, others worry that they are more likely to start one.

An official shot for this year’s lineup for NHK’s annual “Kohaku Uta Gassen.”

Things get warmer with Xi; Johnny’s get the cold shoulder

Yoshiko Koide sits in a classroom at Nagoya College where she teaches a Japanese-language observation seminar.

How a dictionary came to spark outrage among the web’s otaku

By Thu-Huong Ha and Yukana Inoue

SUSTAINABLE JAPAN

Vol. 30: Living legends face demolition

Vol. 30: Living legends face demolition

SPECIAL SUPPLEMENTS

SUPPLEMENTS BINDER

international-reports