science

Love is in the eyes between dogs and owners, say scientists
A student at Azabu University in Kanagawa Prefecture gazes at a dog during an experiment on the effect of eye-to-eye contact between humans and another species. (Provided by Mikako Mimura)
Making eyes at your dog leads to more than mere puppy love.
Botanists link origin of Yoshino cherry blossoms to Ueno Park tree
A Yoshino cherry tree standing next to the statue of Prince Komatsu Akihito in Tokyo's Ueno Park is speculated to be the first of the species that is nowadays seen widely across Japan. (Teruhiko Nose)
The majority of sakura trees that will bloom across Japan in a few weeks may have derived from one standing in Tokyo's Ueno Park, according to scientists at Chiba University.
Drink more black tea for stronger bones, researchers say
The Asahi Shimbun
More black tea may just be what people with fragile bones need to maintain a healthier skeleton, according to research published Feb. 24 by Japanese scientists.
Hitachi develops world's most powerful electron microscope
The electron microscope developed by Hitachi Ltd. boasts the world's highest  resolution. (Provided by Hitachi Ltd.)
Electronics giant Hitachi Ltd. said it developed a massive transmission electron microscope with record-breaking resolution powers that allow scientists to peer even deeper...
Jawbone found in waters off Taiwan could belong to new species of...
The fossilized remains of Penghu Man's lower jawbone in Taipei on Jan. 27 (Satoshi Ukai)
TAIPEI--A fossilized jawbone snagged in a fishing net off western Taiwan may belong to a previously unknown species of early man, according to a study released by a team of...
INTERVIEW/ Hideki Shirakawa: Scientists need freedom of basic...
Hideki Shirakawa oversees children during a lab class at the National Museum of Emerging Science and Innovation in Tokyo. (Eiji Hori)
The number of Nobel Prize winners from Japan topped 20 on Dec. 10, with this year’s physics prize awarded to a trio of Japan-born scientists for their studies on blue...
Global eco-radiation research institute opens in Fukushima
The germanium semiconductor detector at Fukushima University's Institute of Environmental Radioactivity on Dec. 3 (Yukiko Kiyono)
FUKUSHIMA--With its team of international researchers, Fukushima University’s Institute of Environmental Radioactivity moved into full-scale operation on Dec. 3.
After surprise discovery, researchers make mice transparent
A new technique makes the entire body of a mouse transparent except its eyes and bones. (Provided by Riken)
Japanese researchers have created mice that are almost entirely transparent, a development that could lead to improved treatments for damaged organs, according to a recently...
Cryopreservation of mice testes offers young cancer patients...
Mice for experimental use (Asahi Shimbun file photo)
Japanese scientists have produced offspring for the first time from sperm generated from testicular tissue that had been removed from newborn mice and then frozen, giving hope...
Riken orders reassessment of old research papers
Ryoji Noyori, president of the Riken national research institute (Asahi Shimbun file photo)
With the controversy unsettled over a supposed groundbreaking stem cell study, the Riken national research institute has ordered about 280 senior researchers to assess past...
PHOTO: A full moon blushes red
A full moon with its top eclipsed rises alongside Tokyo Skytree at 6:31 p.m. on April 15. (Yosuke Fukudome)
A "blood moon" was seen rising in the evening sky across eastern Japan on April 15.
VOX POPULI: Teachers well-schooled in sciences a must for an early ...
A teacher-in-training captures a praying mantis while participating in a Tokyo metropolitan government training program for prospective school teachers in November 2012. (Provided by Tokyo Metropolitan Board of Education)
Realizing this year marks the 150th anniversary of the birth of French author Pierre-Jules Renard (1864-1910), I opened my copy of "Nature Stories," translated into Japanese by ...
Cell scientist Obokata rejects Riken's accusations of misconduct
Haruko Obokata, head of a research unit at the Riken Center for Developmental Biology, bows at the beginning of a news conference in Osaka on April 9. (Mari Endo)
OSAKA--Haruko Obokata, the embattled young scientist at the center of a science scandal, disputed her employer’s assertion that she fabricated data and doctored photos in her ...
New questions raised about Obokata's STAP cell experiment
Haruko Obokata, left, and Teruhiko Wakayama present their research results on STAP cells in Kobe on Jan. 28. (Asahi Shimbun file photo)
Genes from mouse strains that were different from the ones embattled scientist Haruko Obokata said she was using were found in pluripotent STAP cells that featured in her...
Riken: No evidence for breakthrough research on STAP cells
President Ryoji Noyori, second from right, and other officials of the Riken national research institute discuss the inquiry into STAP cell reports in Tokyo's Chuo Ward on March 14. (Soichiro Yamamoto)
Jubilant cheers and hopes for medical breakthroughs have been replaced by apologetic words and embarrassing revelations in a widening scandal that has engulfed Japan’s...
Skepticism grows over STAP cell reports in scientific circles
Satoru Kagaya, head of public relations at the Riken national research institute, discusses Riken's inquiry into STAP cell reports in Tokyo's Kasumigaseki district on March 11. (Kazuhiro Nagashima)
The Riken national research institute is facing increasing pressure from within the science community to take prompt action over controversial published reports on a new type...
Riken considers withdrawal of breakthrough STAP cell reports
Teruhiko Wakayama, a University of Yamanashi professor, speaks to reporters at the university in Kofu on March 10. (Ryo Suganuma)
The Riken national research institute is considering withdrawing two scientific reports that were acclaimed as a major breakthrough in stem cell research over discrepancies...
Study shows daily aspirin intake can curb colon polyps
A benign colon polyp (Asahi Shimbun file photo)
People who take a daily dose of 100 milligrams of aspirin have a lower risk of colon polyp recurrence, a recent health ministry study has showed.
iPS cell center apologizes for lax control of genetically modified ...
Cages line shelves in a breeding room for lab mice. (Provided by the Kyoto University Center for iPS Cell Research and Application)
KYOTO--A world-renowned stem cell research center apologized for its sloppy laboratory conditions, including multiple occasions in which live genetically modified mice were...
Japan set to launch next-generation weather satellite
Two whitish boxes of different sizes hold radar devices to be mounted on the global precipitation measurement (GPM) satellite and are designed to send and receive radio waves at different frequencies. Each box contains 128 antennas. (Provided by JAXA)
Japan is set to launch a satellite that will provide more accurate global forecasts of extreme weather and climate change.