Since Prototaxites were discovered in the fossil record in 1843, scientists have debated whether they were early land plants, ...

The cell has extensions and branches, so that it can communicate with other nerve cells, muscles and glands. The nerve cell is covered with a fatty sheath, which insulates the nerve cell and ...

Roots divide into smaller and smaller branches as they travel into the soil. The outside surface of roots are covered with root hair cells, which have tiny 'hairs' which poke into the soil.

The dismantled terrorist cell, last week, was linked to ISIS's Sahel branch, which sought to establish a Moroccan presence. The group of 12 members, aged 18-40, received direct orders from the ...