An artist's rendition of the explosion of a first-generation star born immediately after the Big Bang (Provided by the National Astronomical Observatory of Japan)
Scientists: 1st stars in universe likely 100 times heavier than sun
Astronomers have discovered that extremely large stars, more than 100 times heavier than our solar system's sun, may have been among those born immediately after the creation of the universe, a finding that could overturn the current mainstream theory.
The International Space Station (Provided by NASA)
Researchers breed mice from sperm stored in space, paving way for galactic livestock
Japanese scientists said they have produced the world’s first baby mice from sperm stored in outer space, a breakthrough that increases the chances of raising animals in space.
Reporters check out the L-shaped tunnel that will accommodate the KAGRA gravitational wave detector system on July 4 in Hida, Gifu Prefecture. (Minako Yoshimoto)
Telescope tunnel built in quest to prove Einstein's space-time ripples
HIDA, Gifu Prefecture--A giant L-shaped tunnel has been built to house the world’s first cryogenic gravitational wave telescope to detect ripples in the curvature of space-time predicted by Albert Einstein, the University of Tokyo said.
Riken researcher Haruko Obokata at a news conference in Osaka in April (Asahi Shimbun file photo)
Scientists withdraw report on simpler stem cells
NEW YORK--U.S. and Japanese scientists who reported that they'd found a startlingly simple way to make stem cells withdrew that claim on July 2, admitting to "extensive" errors in the research.
An image of Izu-Oshima island near Tokyo created from data observed by the advanced land observation satellite Daichi-2. The areas colored green show vegetation, while pink indicates urban areas. The dark streaks on the sides of Mount Mihara were created by last October's mudslides. (Provided by Japan Aerospace Exploration Agency)
Daichi-2 satellite captures detailed images of mudslide damage on Izu-Oshima island
Japan's space agency released the first photographs taken by the Daichi-2 advanced land observation satellite on July 27, which showed detailed images of the aftermath of last October's deadly mudslides on Izu-Oshima island.
Riken national research institute's K computer (Asahi Shimbun file photo)
Riken supercomputer tops in the world for processing huge data loads
KOBE--Riken national research institute's K computer is No. 1 in the world on the Graph 500 ranking system that evaluates the data-intensive loads of supercomputers, according to an announcement made on June 24 at an international conference in Leipzig, Germany.
Haruko Obokata of the Riken Center for Developmental Biology in Kobe and Charles Vacanti, a Harvard University professor (Asahi Shimbun file photos)
Obokata, Vacanti heed request by Nature's editors to retract article
Embattled scientist Haruko Obokata and her Harvard University supervisor agreed to retract an article on a new stem cell mechanism at the recommendation of editors at the prestigious British science journal Nature.
Haruko Obokata at a news conference on April 9 (Asahi Shimbun file photo)
Obokata agrees to pull main STAP cell article
Haruko Obokata, the scientist accused of fabricating her research into a new type of stem cell, has agreed to withdraw her groundbreaking article published in the British science journal Nature in January that brought her worldwide acclaim.
An artist’s rendition of astronauts exploring Mars (Provided by National Aeronautics and Space Administration)
Japan eyes early manned mission to Mars
Japan, with the help of the international community, is working on plans to send a manned mission to Mars.
A Russian space agency rescue team helps Japanese astronaut Koichi Wakata to get off the capsule of the Russian Soyuz TMA-11 module shortly after its landing, about 150 kiiometers (93 miles) southeast of the Kazakh town of Dzhezkazgan, Kazakhstan, on May 14. (AP Photo, Pool)
Japan's first space station commander and crewmates land safely
ALMATY, Kazakhstan--The first Japanese to command a space mission and crewmates from the United States and Russia landed safely in Kazakhstan on May 14, wrapping up a 188-day stay aboard the International Space Station.
Haruko Obokata at a news conference on April 9 (Asahi Shimbun file photo)
Riken rejects Obokata's appeal, concludes she doctored, fabricated images
The Riken national research institute on May 8 concluded that cell biologist Haruko Obokata committed wrongdoing in her research and rejected the young scientist’s demand for a reinvestigation into her once-lauded studies.
A girl and her mother study a digital picture book that included narration for each page in the experiment conducted by Kyoto University’s Primate Research Institute. (Provided by Nobuo Masataka)
Researchers: e-book beats print version for helping children learn to read
Amid growing interest in the effect of digital books on children, a team of Kyoto University researchers has concluded that a tablet picture book may teach reading skills better than the print version.
A new species of crab discovered in Tokyo Bay (Provided by the Natural History Museum and Institute, Chiba)
Researchers find new crab species in Tokyo Bay
Long hidden in lugworm tunnels, a new crab species was discovered in shallow waters near a popular shellfish gathering site in Tokyo Bay, a research team said.
The Asahi Shimbun
Study: Tomato plants swap odorant to repel infestation
Tomato plants defend themselves against infestation by absorbing an odorant emitted by neighboring plants under attack and developing a compound hazardous to the invaders, Japanese researchers have found.
An iPS cell cluster (Provided by Kyoto University)
Researchers develop method to mass cultivate iPS cells
KYOTO--Japanese scientists have developed a method for mass cultivation of human induced pluripotent stem (iPS) cells while maintaining uniform high quality, which can be utilized for breakthroughs in regenerative medicine requiring large-scale cell production.
Ryoji Noyori, president of the Riken national research institute, left, visits education minister Hakubun Shimomura on April 1 to brief him on the hullabaloo over STAP cell research. (Nobuhiro Shirai)
Riken back to the drawing board to determine if STAP cells exist
Having left one of its own scientists to hang out to dry, the Riken national research institute will start from scratch to determine whether or not STAP cells really exist.
Riken President Ryoji Noyori, center, and other Riken officials apologize at a news conference in Tokyo on April 1 after the results of the investigative committee were released earlier in the day. (Shinichi Iizuka)
Riken accuses Obokata of wrongdoing in breakthrough research papers
The Riken national research institute said April 1 it found evidence of misconduct in supposedly groundbreaking studies on stem cells that had brought worldwide acclaim to one of its scientists.
The Asahi Shimbun
Rejuvenated neural stem cells could lead to new dementia therapy
Japanese researchers say they have restored the potential in aging neural stem cells to generate neurons, a development that could pave the way toward new therapies for dementia and Parkinson’s disease.
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