科学与环境
Waves find order in the chaos of an oddly shaped cavity
来源: Phys.org - latest science and technology news stories · 发布于
When light or sound bounces around inside an oddly shaped room, its reflections can quickly become difficult to predict. But new research led by scientists at the Advanced Science Research Center at the CUNY Graduate Center (CUNY ASRC) shows that waves can behave very differently
When light or sound bounces around inside an oddly shaped room, its reflections can quickly become difficult to predict. But new research led by scientists at the Advanced Science Research Center at the CUNY Graduate Center (CUNY ASRC) shows that waves can behave very differently when they travel through a special class of materials.
相关报道
The herring fishery that took 400 years to rebound—and what it teaches us today
From the 13th to the 16th century, herring from the Sound—the strait in the Baltic Sea between Denmark and Sweden—was one of northern Europe's most important trade goods. Salted herring from the so-called Skanör-Falsterbo fishery fed large parts of Europe. Around 1570, however, t
Phys.org - latest science and technology news stories ·
New formulation helps RNA vaccines withstand high temperatures
RNA vaccines, which have proved effective against COVID-19, are now being developed for many other diseases, including cancer. One drawback is that they require ultracold storage, but MIT researchers have found a promising way to overcome that limitation.
Phys.org - latest science and technology news stories ·
SpaceX aims to put Starship in orbit for the first time
Three years after its first test flight, SpaceX's Starship rocket will attempt Monday to enter Earth orbit, a key step in developing the massive launch vehicle for future missions to the moon and Mars.
Phys.org - latest science and technology news stories ·
The wildfires choking Indonesia, sparking regional haze
For weeks, Indonesia has been battling fires that have burned vast swaths of forest and peat ecosystems, causing toxic haze to blanket parts of the country, Malaysia and Singapore.
Phys.org - latest science and technology news stories ·
Mediterranean rockrose extract shows fungicidal activity against common skin infections
A polyphenol-rich extract from Cistus salviifolius, a Mediterranean rockrose species traditionally used to treat skin conditions, has shown fungicidal activity against several dermatophytes, the fungi responsible for superficial infections of the skin, hair and nails.
Phys.org - latest science and technology news stories ·