Sculptures and tools from the Stone Age show markings that could be an early precursor to written language, according to a new analysis.

Trademark law in India recognises recall value of brands through sound. But like all trademarks, sound marks must also satisfy the test of distinctiveness.

Standing before a masterpiece in a hushed museum gallery, most visitors admire the brushwork, the colors, the composition. They walk away thinking they've seen everything. Yet many of the world's most ...