NEWS INDEX

Melting Ice Threatens Polar Bears

gaubaccuc

Conservationists warn that the existence of polar bears is threatened due to the rapidly melting sea ice in the Arctic. According to the Center for Biodiversity, the Council for the Protection of Natural Resources,...

Read moreDetails

Argentina develops clean energy

nangluong

In Argentina, an engineer is seeking to develop technology for producing alternative energy from soybeans, aiming to support farmers amid the ongoing rise in fuel prices. With 12 tons of soybeans, Edmundo Defferrari can...

Read moreDetails

The Technical Advances of Lighthouses

16

Wood, coal, and even oil extracted from whale blubber were historically used to illuminate lighthouses. The most significant invention in the history of lighthouses is... the Fresnel lens. Sandbanks near river mouths are always...

Read moreDetails
Page 3852 of 3939 1 3,851 3,852 3,853 3,939