Battle of Lüshunkou

The Battle of Lüshunkou was a land battle of the First Sino-Japanese War. It took …

Sepp Straka

Josef "Sepp" Straka is an Austrian professional golfer who plays on the PGA Tour, where …

LK-99

LK-99 also called PCPOSOS, is a gray–black, polycrystalline compound, identified as a copper-doped lead‒oxyapatite. A …

Buddy Holly

Charles Hardin Holley, known professionally as Buddy Holly, was an American singer, songwriter, and musician …

Subsonic aircraft

A subsonic aircraft is an aircraft with a maximum speed less than the speed of …

Municipalities of Finland

The municipalities represent the local level of administration in Finland and act as the fundamental, …