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July 24, 2026
 

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CLONING

Four cloned female mice sit on the gloved hand of researcher Teruhiko Wakayama inside a laboratory at the University of Yamanashi in Kofu, Yamanashi Prefecture.
51³Ô¹ÏÍø / Science & Health
Apr 15, 2026
Mammals cannot be cloned infinitely, Japanese mouse study shows
Researchers in Japan made the discovery after making 1,200 clones over two decades that started off with a single mouse.
A genetically modified wolf juvenile, one of three successfully bred by reconstructing a genome from the ancient DNA of fossils from dire wolves that had been extinct for over 12,500 years by Colossal Biosciences, billed as "the world¡¯s only de-extinction company," is seen at age five months after his Oct. 1, 2024 birth, at a secure site in the northern United States.
WORLD / Science & Health
Apr 9, 2025
U.S. company resurrects the extinct dire wolf, or some version of it
Dallas-based Colossal Biosciences has announced the birth of three genetically engineered wolf pups ¡ª all with striking white fur ¡ª created with the help of ancient DNA.
Instead of spending billions to resurrect woolly mammoths, we could focus on preserving endangered species, saving ecosystems, and securing biodiversity for the future.
COMMENTARY
Mar 17, 2025
Got $10 billion? Don¡¯t blow it cloning a woolly mammoth.
Colossal Biosciences, a Dallas-based biotechnology and genetic engineering startup valued at $10 billion, has raised $435 million to ¡°de-extinct¡± the woolly mammoth.
51³Ô¹ÏÍø / Science & Health
Feb 13, 2024
Japan startup creates pigs with organs suitable for human transplants
Research in the field helped produce pigs that have a smaller chance of immune rejection by human recipients by manipulating 10 related pig genes.
Japan Times
MORE SPORTS
Jan 13, 2023
China unveils cloned horse approved for equestrian sports
Born last June from a surrogate mother, ¡®Zhuang Zhuang¡¯ was produced by the Beijing laboratory Sinogene and is a clone of a horse imported from Germany.
Japan Times
51³Ô¹ÏÍø / Science & Health
Jul 17, 2022
Freeze-dried mice: How a new technique could help conservation
The United Nations has warned that extinctions are accelerating worldwide and at least a million species could disappear because of human-induced impacts like climate change.
Japan Times
ASIA PACIFIC / Science & Health
Jan 24, 2019
China clones gene-edited monkeys for research on sleep disorders
Chinese scientists have made clones of a gene-edited macaque to aid research of circadian-rhythm disorders that are linked to sleep problems, depression and Alzheimer¡¯s disease, the official Xinhua News Agency said on Thursday. It is the first time multiple clones have been made from a gene-edited monkey...
Japan Times
WORLD / Science & Health
Jan 25, 2018
Chinese scientists clone monkeys, breaking a key technical barrier
Chinese scientists have cloned monkeys using the same technique that produced Dolly the sheep two decades ago, breaking a technical barrier that could open the door to copying humans.
WORLD / Science & Health
Mar 3, 2017
Scientists create first artificial mouse ¡®embryo¡¯ from stem cells
Scientists in Britain have for the first time created a structure that resembles a mouse embryo using a 3D scaffold and two types of stem cells ¡ª research that deepens understanding of the earliest stages of mammalian development.
Japan Times
BUSINESS
Apr 14, 2016
In Iowa corn fields, Chinese national¡¯s seed theft exposes vulnerability
Tim Burrack, a northern Iowa farmer in his 44th growing season, has taken to keeping a wary eye out for unfamiliar vehicles around his 300 acres of genetically modified corn seeds.
WORLD / Science & Health
Feb 24, 2016
China throws down the gauntlet in gene-editing race with U.S.
U.S. companies racing to develop a promising gene editing technology are up against a formidable competitor ¡ª the Chinese government.
LIFE / Language / COMMUNICATION CUES
Jan 18, 2016
China to build biggest cloning factory
The world¡¯s largest animal cloning factory is under construction in the northern port city of Tianjin
Japan Times
WORLD / Science & Health
Jul 3, 2015
Genome study reveals how the woolly mammoth thrived in the cold
Woolly mammoths spent their lives enduring extreme Arctic conditions including frigid temperatures, an arid environment and the relentless cycle of dark winters and bright summers.
WORLD / Science & Health
Mar 13, 2015
Scientists want DNA-changing tests on human embryos, eggs stopped
With rumors that scientists are about to announce they have modified the genes of human eggs, sperm, or embryos, five prominent researchers on Thursday called on biologists to halt such experiments due to fears about safety and eugenics.
Japan Times
WORLD / Science & Health
Jul 19, 2013
The quest is to clone a mammoth: The question is, should scientists do it?
The idea would make headlines around the world and bring tears of joy to the planet¡¯s journalists. An adorable baby woolly mammoth, tottering on its newborn legs, is introduced to the media.
Japan scientists identify clusters of protein believed to trigger Alzheimer¡¯s disease
A team of researchers said they found a ¡°seed¡± that accelerates the amyloid beta accumulation process in the brain, naming it ¡°Peak 1 amyloid beta,¡± as seen in a mouse's brain.
Indian brothers make manga debut in Japan
Two Indian brothers made their manga debut in Japan with "Kung Fu Kung Fool" ¡ª an action-comedy series that follows the adventures of a notorious thief and a young boy.
Low-income families in Japan cut food and air conditioning during summer break
Yumiko Watanabe, the chairperson of nonprofit Kidsdoor, explains the results of a survey in Tokyo's Chiyoda Ward on July 1.
Iran strikes on CIA facilities prompt questions about possible Russian role
Iranian drones are displayed in an undisclosed location in Iran, in this handout image obtained on Jan. 13, 2025.U.S. officials have acknowledged that Russia has ?provided targeting ?and other support for Iran in its drone strikes on U.S. targets in the Persian Gulf region.
Intervention is the word after yen moves beyond ?163 and sits there
The government could prop up the yen at any moment, though its signaling is hard to read.
Can Japanese comedy get laughs in English? Yoshimoto Kogyo lets the jokes rip
Wes-P has millions of followers and his viral clips made him recognizable out of Japan.
The 180-day locals: Life on Japan¡¯s digital nomad visa
Christopher Flinn works remotely from Tokyo earlier this month. Japan issued 646 digital nomad visas in 2025, but tourism officials are hoping to increase that figure in the coming years, with Japan's relatively cheap cost of living and the weak yen seen as potential draws for young professionals.
Japan reveals hint of new defense spending target in fiscal blueprint
The Self-Defense Forces' Type 16 mobile combat vehicle fires during a joint live-fire drill with U.S. Marines as part of the annual Resolute Dragon exercises in Yufu, Oita Prefecture, on June 28.
Summer has arrived in Japan and so have hot sleepless nights
Amid the heat and humidity in Japan, a good night¡¯s sleep is growing increasingly elusive without the heavy use of air conditioning.
Maya Ongaku¡¯s DIY dream is getting bigger
The members of Maya Ongaku ¡ª (from left) Tsutomu Sonoda, Shoei Ikeda and Ryota Takano ¡ª grew up on the Shonan Coast south of Tokyo and have been friends since their school days.

Podcast

One of the many entrances to the Kabukicho neighborhood in Tokyo¡¯s Shinjuku Ward.
Kabukicho: Tokyo¡¯s ¡®stadium of desire¡¯

Longform

For many people, utility poles and power lines have become such a familiar part of Japan¡¯s landscape that they often go unnoticed.
Why Japan¡¯s utility poles won¡¯t be disappearing anytime soon
By Alex K.T. Martin

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