Abstract: The conventional sector beam antenna array used in communication system suffers from the reduced signal strength as its distance to the receiving terminal gradually increases. In response to ...

Abstract: This letter presents a novel, effective method to suppress the edge truncation effect of ultrawideband tightly coupled dipole linear arrays. To restrain the edge truncation effect within an ...

WASHINGTON, Sept 22 (Reuters) - U.S. government agencies will be able to use Meta Platforms' (META.O), opens new tab artificial intelligence system Llama, a senior administration official said, as the ...

WASHINGTON, Sept 22 (Reuters) - (This Sept 22 story has been corrected to say folinic acid, not folic acid, in paragraph 6) U.S. President Donald Trump on Monday linked autism to childhood vaccine use ...

Hundreds more people with suspected kidney cancer should have a biopsy to help confirm their diagnosis sooner and treat their disease more effectively, according to new draft guidelines from NICE.