A compact, single- feed, dual band, circularly polarized annular ring patch antenna coupled to a cross slot is proposed in this letter for GPS-aided GEO-augmented navigation (GAGAN) receivers covering ...

A rigorous method is developed to investigate the generation of a negative (attracting) force acting in the opposite direction of wave propagation using a limited-diffracting single annular piezo-ring ...

Within minutes, the first can of tear gas was thrown, sending protesters into a frenzy. I’ll never forget the loud thud of the rubber bullets hitting the human body.

It is presumed that muscles and tendons are more susceptible to injury as they age, but it is not clear why injuries to soft tissues with an L5 and S1 nerve supply have such a strong correlation with ...

If you have a partial ACL tear, you may benefit from conservative management, which can include a combination of rest, pain control, and management of the swelling. Eventually, you can start physical ...

MEMPHIS, Tenn. - Summer heat and humidity remain locked in across the Mid-South. Highs will reach the low to mid-90s each afternoon, while the heat index will climb close to ...

从 L1 到 L5，自动驾驶芯片的算力需求呈现出指数级增长趋势。 L1 - L2 级别的算力需求可能只需几 TOPS 到几十 TOPS ，但到了 L4 - L5 级别，算力要求飙升至几百甚至数千 TOPS 。 这种增长源于对复杂环境感知、多传感器数据融合以及高级决策算法的支持需求。

iStock/Fausto Baru When our golden retriever, Baker, was a puppy, we installed an electric fence to keep him safe. It didn’t take long for him to learn his boundaries. Years later, Baker no longer ...

The NHS in England should “tear up” the way it delivers care at outpatient appointments, the head of the service has said. Around 130,000,000 outpatient appointments – procedures or ...