More than half the $5.25 billion budgeted for the expansion of the Panama Canal -- $3.35 billion -- will be spent on new single-lane, three-step locks at the Atlantic and Pacific entrances, as ...

Defense Secretary Hegseth said the U.S. and Panama are strengthening security ties and "together" will "take back" the canal from the influence of China, which operates two major ports.

The Right Posterior Semicircular Canal and the Left Anterior Semicircular Canal are in green. Both Semicircular Horizontal Canals are in grey ( Fig. 1 ) ( Fig. 2 ) Each one of the faces of the SSCC ...

Semicircular canals shed light on bottleneck events in the evolution of the Neanderthal clade. Nature Communications , 2025; 16 (1) DOI: 10.1038/s41467-025-56155-8 Cite This Page : ...

New study reveals Neanderthals experienced population crash 110,000 years ago Examination of semicircular canals of ear shows Neanderthals experienced ‘bottleneck’ event where physical and ...

Alessandro Urciuoli from the Institut Català de Paleontologia, Miquel Crusafont from the Universitat Autònoma de Barcelona, and Mercedes Conde-Valverde from the Cátedra de Otoacústica Evolutiva de HM ...

More information: Alessandro Urciuoli et al, Semicircular canals shed light on bottleneck events in the evolution of the Neanderthal clade, Nature Communications (2025). DOI: 10.1038/s41467-025 ...

Triple semicircular canal plugging (TSCP) effectively controls vertigo in Meniere disease, achieving a 99% success rate. However, it carries a 22% risk of hearing loss.

Newly inaugurated U.S. President Donald Trump is pushing to "take back" the Panama Canal, the world's second busiest interoceanic waterway, spurring concerns that the United States could invade ...

The Panama Canal, which Trump has repeatedly discussed taking back control of, was the most expensive public works project in U.S. history up until that time, with about $302 million spent on ...

Under the terms of those treaties, Panama would gain control of the canal by 1999 and the U.S. would retain the right to defend the canal from any threat to its neutrality.