科学与环境
Ultrathin carbon ribbons conduct electricity like metals in first successful synthesis
来源: Phys.org - latest science and technology news stories · 发布于
As modern electronic devices shrink, so do the metal electrical wires inside them. However, they start to run into serious problems the smaller they get. Conventional wires generate excessive heat and suffer a massive spike in electrical resistance that affects overall performanc
As modern electronic devices shrink, so do the metal electrical wires inside them. However, they start to run into serious problems the smaller they get. Conventional wires generate excessive heat and suffer a massive spike in electrical resistance that affects overall performance.
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Rubin observatory reveals two hidden companions of the Milky Way
Preview data from the recently completed NSF-DOE Vera C. Rubin Observatory in Chile point to a wave of discoveries that may complete the census of the Milky Way's neighboring galaxies—including its faintest companions.
Phys.org - latest science and technology news stories ·
Why people turn a blind eye to prisoner abuse
Common beliefs that people who commit crime are inherently bad and unlikely to change may make the public more accepting of illegitimate harms within the criminal justice system, according to criminology and psychology experts in the U.S. and Australia.
Phys.org - latest science and technology news stories ·
Heat-evolved algae offer clues to helping corals withstand warming seas
A research team led by the Australian Institute of Marine Science (AIMS) has found that heat-evolved algae maintain more stable biomolecular profiles under elevated temperatures than their non-evolved (wild-type) counterparts, providing new insights into how they withstand heat s
Phys.org - latest science and technology news stories ·
Cosmic microwave background offers evidence of gas flowing in galaxy clusters
The cosmic microwave background (CMB) is a faint glow in the universe dating back to roughly 380,000 years after the Big Bang, long before stars or galaxies emerged. Detecting this light and mapping its fluctuations provide valuable insights into the age and composition of the un
Phys.org - latest science and technology news stories ·
Capturing our closest archaeal relatives offers clues to the origin of eukaryotes
A collaborative research team led by Hiroyuki Imachi and Masaru K. Nobu of the Japan Agency for Marine-Earth Science and Technology (JAMSTEC) and Satoshi Nakagawa of Kyoto University has for the first time isolated and cultivated two strains of Heimdallarchaeia, a group of archae
Phys.org - latest science and technology news stories ·