02/09/2022

Dual-polarization two-dimensional valley photonic crystals

The introduction of topology in photonic systems has attracted considerable attention not only for the elaborate molding of light but also for its practical applications in novel photonic devices. Originally, the quantum ...

Boy's discovery reveals highly complex plant-insect interaction

When eight-year-old Hugo Deans discovered a handful of BB-sized objects lying near an ant nest beneath a log in his backyard, he thought they were a type of seed. His father, Andrew Deans, professor of entomology at Penn ...

Largest database on mammals in Portugal now available

The research team of the Red List of Mammals in Portugal, which is working on reviewing the threat and conservation status of these species in this country, carried out an "unprecedented compilation" of data on georeferenced ...

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