DNA design brings predictability to polymer gels

Scientists in Japan have made a tuneable, elastic and temperature-sensitive gel by using complementary DNA strands to connect star-shaped polymer molecules together. The gel, and the method used to develop it, could lead ...

New, highly efficient catalyst for propylene production

Researchers have developed an innovative catalyst for the synthesis of propylene, which has potential benefits for the chemical industry and carbon recycling. Their findings were reported in the journal Nature Catalysis.

Amber fossil reveals new clues about ancient cockroach ecology

Researchers at Hokkaido University have revealed new insights into an extinct cockroach species by studying the sensory organs of a specimen preserved in the fossilized tree resin known as amber. Their findings, which were ...

Blue LEDs light the way toward sustainable development

Light-emitting diodes (LEDs) are commonly used in the electronic displays in our TVs, smartphones, and other devices; now, researchers at the Institute of Chemical Reaction Design and Discovery (ICReDD) at Hokkaido University ...

Mobile molecular robots swim in water

Creating molecular microrobots that mimic the abilities of living organisms is a dream of nanotechnology, as illustrated by the renowned physicist Richard Feynman. There are a number of challenges in achieving this goal. ...

Why do brown bears frequent towns more than before?

Surveys have revealed an upward trend in the number of brown bears over the past three decades in Hokkaido, Japan's northernmost island. Researchers at Hokkaido University have been investigating the causes and implications ...

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