A tricolored calico cat (left) and a tortoiseshell cat. A Japanese research team has discovered a gene that determines the fur color patterns of the two breeds of cats.
JAPAN / Science & Health
May 16, 2025
Japan team finds gene that determines calico cats' color patterns
Researchers led by Kyushu University professor Hiroyuki Sasaki found that the coloring was decided by the ARHGAP36 gene on the X chromosome.
Japan ranked 14th out of 36 developed countries in the latest child well-being survey, improving from 20th place in the previous survey released in 2020, a report by a UNICEF research institute showed Wednesday.
JAPAN / Science & Health
May 14, 2025
Japan ranks 14th in UNICEF child well-being survey
Top positions in the latest overall rankings were held by the Netherlands, Denmark and other European countries.
New research by a U.S. climate scientists’ group reveals that extreme heat has increased the risks of preterm births and other pregnancy complications in Japan, nearly doubling the number of days that are harmfully hot for pregnant women over the past five years.
JAPAN / Science & Health
May 14, 2025
Harmfully hot days for pregnant women in Japan nearly doubled over past five years
Heat stress can raise the risks of stillbirths, miscarriages, preterm births and low-weight births, as well as congenital abnormalities for the babies.
The deep sea explorer Urashima 8000 is unveiled Monday at the Japan Agency for Marine-Earth Science and Technology in Yokosuka, Kanagawa Prefecture.
JAPAN / Science & Health
May 13, 2025
Japan unveils new deep-sea probe for 8,000-meter dives
The Urashima 8000 improves on the design of a previous iteration that can dive to a depth of 3,500 meters.
Many patients of acute myeloid leukemia die of cancer recurrence even after receiving bone marrow transplants and other treatments. The new therapy could save such patients once it is put into practical application, a group of researchers at Osaka University said.
JAPAN / Science & Health
May 8, 2025
Osaka University team develops immune cell therapy for acute myeloid leukemia
The new therapy could save AML patients once it is put into practical application, the team said.
Takaji Wakita, deputy head of the Japan Institute for Health Security, speaks during an interview on April 21 in Tokyo's Shinjuku Ward.
JAPAN / Science & Health
May 8, 2025
Japan bolsters pandemic readiness with new health crisis institute
The Japan Institute for Health Security represents the centerpiece of a strengthened framework designed to apply lessons from the early missteps of the COVID-19 crisis.
A group of researchers including from Kyoto University confirmed that the TIM-3 protein, which exists in a type of immune cell in the brain, increases as the brain ages.
JAPAN / Science & Health
May 8, 2025
Loss of immune-regulating protein seen easing Alzheimer's disease
The findings are expected to help develop a new treatment for the disease.

Longform

A sinkhole in Yashio, which emerged in January, was triggered by a ruptured, aging sewer pipe. Authorities worry that similar sections of infrastructure across the country are also at risk of corrosion.
That sinking feeling: Japan’s aging sewers are an infrastructure time bomb