pThe Columbia Aging Center and the Department of Health Policy and Management, Mailman School of Public Health, Columbia University, New York, NY, USA Population ageing is a global occurrence.

Abstract: Holographic metasurfaces have potential applications in various practical fields. Here, a transmissive metasurface based on holographic technology is proposed to generate spatial patterns, ...

— The introduction of the answer is essential and should be restricted to 3-5 lines. Remember, a one-liner is not a standard introduction. — It may consist of basic information by giving some ...

Prime Minister Narendra Modi on Wednesday said that Rashtriya Swayam Sevak Sangh [RSS] had immensely suffered at the hands of British and Nizams for its belief of ‘nation first’. He also said RSS ...

LeBron James sat out of the Los Angeles Lakers' first practice of training camp with a minor injury Tuesday. James has "a little bit of nerve irritation in the glute," coach JJ Redick said after the ...

The Supreme Court Can Choose to Clarify Election Laws in Advance Brightline Touches the Third Rail A Preposterous Legal Assault Against Fossil Fuels Will D.C. Bureaucrats Shut Down the District’s ...

Will a U.S. peace plan for Gaza become a reality? It is still unclear, pending a response from Hamas, which would have to surrender its weapons and, just hours earlier, claimed it had not even ...

Aleksander Barkov is expected to be out 7-9 months for the Florida Panthers after undergoing surgery on his ACL and MCL in his right knee on Friday. The injury occurred at practice on Thursday, when ...

One more day of the phoney war, people — and then we’ll have the real stuff! But it’s still going to be a busy Thursday at Bethpage. There is a hefty media schedule across the morning, when we’ll hear ...

Creative Commons (CC): This is a Creative Commons license. Attribution (BY): Credit must be given to the creator. Catalysts are essential for sustainability because they decrease energy and resource ...