The original Roomba was the first robot vacuum in the US, and the second ever made, following Electrolux’s Trilobite the year ...

A 3D shape with all straight edges and flat faces is a polyhedron. Other 3D shapes with least one curved surface are not polyhedra. A 3D shape with regular polygonal faces, meeting at equal angles, is ...

Holiday travel 2025 hits record 122 million. Why people travel at Christmas. Emotional escape, warm destinations, experiences ...

Abstract: Although laughter is known to be a multimodal signal, it is primarily annotated from audio. It is unclear how laughter labels may differ when annotated from modalities like video, which ...

The sides of right-angled triangles are labelled opposite, hypotenuse and adjacent. Trigonometry explores the relationship between sides and angles in right-angled triangles. The hypotenuse is the ...

You need an X-ray to measure your Cobb angle and find scoliosis. Scoliosis is diagnosed when the Cobb angle is 10 degrees or more. Surgery is considered when the Cobb angle reaches 40 to 50 degrees.