Sphenoid encephaloceles, also known as basal encephaloceles, represent ony 10% of such lesions. The most common encephaloceles occur occipitally. Sphenoid encephaloceles tend to present near the ...

This chapter provides an introduction to, and an overview of, the orbit perturbations, the perturbing sources, and the physical phenomena associated with orbital motion. Simplified examples and key ...

The association with encephaloceles, which is well known to pathologists, highlights one of the problems inherent in using imaging studies that might not accurately report an entity that is ...

Kazushi Mimura from Hiroshima City University. The proposed method is centered around photoemission orbital tomography (POT). This technique consists of measuring the distribution and momentum of ...

WASHINGTON — Decreasing the time satellites remain in orbit after the end of their missions is one of the most cost-effective ways to address the orbital debris problem, a NASA report concluded.

Whoops! There was an error and we couldn't process your subscription. Please reload the page and try again. WASHINGTON — Recent comments by the Space Force’s top ...

“We will strive to uphold and enhance the legacy of the ISS.” This utopian vision of Earth’s closest orbital zone becoming populated and protected by a constellation of peace-promoting space ...

NASA aims to travel to the moon again—and beyond. Here’s a look at the 21st-century race to send humans into space. Private spaceflight is not a new concept. In the United States, commercial ...

The graph shows how the orbital speed of a planet changes with its distance from the Sun. Polar orbits take the satellites over the Earth’s poles. The satellites travel very close to the Earth ...

When a terrorists’ bullet was lodged in baby Satrin Osinya’s skull in Mombasa days ago, the gunmen did not only expose the challenges facing the country’s security but also Kenya’s ...