FACTFILE: PHYSICAL WORLDFIND OUT MOREDespite its being called “Earth,” more than two-thirds of our planet’s surface is covered in water. The rest consists of seven vast expanses of land called…
WHAT CAUSES EARTHQUAKES? WHAT HAPPENS DURING AN EARTHQUAKE? WHERE DO MOST EARTHQUAKES STRIKE? HOW ARE EARTHQUAKES MEASURED? FIND OUT MOREEarthquakes are vibrations triggered by sudden rock…
MOUNT EVEREST, HIMALAYAS FACTFILE: ASIAFIND OUT MOREAsia is the world’s biggest continent and covers almost a third of the Earth’s land surface. The landscape includes the frozen tundra in the…
(Encyclopedia) ChimborazoChimborazochēmbōräˈsō [key], inactive volcano, 20,577 ft (6,272 m) high, central Ecuador; the highest in Ecuador. Its summit is always snowcapped. First explored by Alexander…
(Encyclopedia) Mayon, MountMayon, Mountmäyōnˈ [key], active volcano, c.8,000 ft (2,440 m) high, SE Luzon, the Philippines. One of the most active volcanoes in the Philippines, it also is considered…
(Encyclopedia) UnimakUnimak&oomacr;ˈnĭmăk, y&oomacr;ˈ– [key], volcanic island, 70 mi (113 km) long, off W Alaska. It is the largest of the Aleutian Islands, and nearest to the Alaska…
actorBorn: 5/9/1936Birthplace: Salford, Lancashire, England A versatile stage and film star, he gained acclaim as the hero of Tom Jones (1963), for which he earned an Academy Award nomination for…
(Encyclopedia) Jaggar,Thomas Augustus, Jr., 1871–1953, American geologist and volcanologist, b. Philadelphia, Ph.D. Harvard, 1897. One of the team of U.S. scientists (1902) who surveyed the eruptions…
by Mark Hughes There are more than 140 known moons throughout our solar system. Most are barren rock, while some have atmospheres, volcanoes, and maybe even oceans of liquid…
Why don't the oceans freeze? In the Arctic and Antarctic, they do. The ice cap at the North Pole is entirely over ocean; on the other hand, the ice is only a few feet deep. Oceans don't freeze…
