科学与环境
Hydrogen's distant glow opens new way to investigate dark energy
来源: Phys.org - latest science and technology news stories · 发布于
The Canadian Hydrogen Intensity Mapping Experiment (CHIME) has shown for the first time that it can detect the faint glow of hydrogen gas from deep in the universe's past using only its own data.
The Canadian Hydrogen Intensity Mapping Experiment (CHIME) has shown for the first time that it can detect the faint glow of hydrogen gas from deep in the universe's past using only its own data.
相关报道
How Bolsonaro's statements destroyed the rainforest
Former Brazilian President Jair Bolsonaro contributed to deforestation through statements opposing forest conservation, according to an international study led by the University of Bonn. The study found that destruction of the Amazon rainforest accelerated when Bolsonaro and his
Phys.org - latest science and technology news stories ·
When microbial DNA is scarce, new profiling method helps separate genuine signals from contamination
In acute, life-threatening infections, rapidly characterizing the microorganisms in a patient sample can help guide diagnosis and treatment. Computational methods known as taxonomic profilers can analyze metagenome sequencing data generated from the microorganisms' genomic inform
Phys.org - latest science and technology news stories ·
Dopamine-based nanotubes combine heat, electrical stimulation and antioxidant release for first time
The research group at the Istituto Italiano di Tecnologia in Pontedera (Pisa), led by Gianni Ciofani, has developed new organic nanoparticles that combine multiple therapeutic functions in a single material for the first time.
Phys.org - latest science and technology news stories ·
Party leaders widening Washington's political chasm
Most of the polarization currently roiling Congress comes from political parties rather than individual politicians, a study co-authored by University of Miami Business School associate professor Chad Kendall finds.
Phys.org - latest science and technology news stories ·
Plasma treatment helps reveal how molecular coatings dope silicon
Controlling dopant concentration near the silicon surface is increasingly important for ultrashallow junctions and nanoscale devices. Mixed monolayer doping (MMLD) offers a surface-chemistry-based approach in which dopant-containing molecules are mixed with nondopant molecules to
Phys.org - latest science and technology news stories ·