Tuberculosis (TB) is an infectious disease caused by strains of bacteria known as mycobacteria. The disease most commonly affects the lungs and can be fatal if not treated. However, most infected ...

Osmosis refers to the movement of water molecules only. The slideshow shows an example of osmosis showing the direction of movement of water between two different concentrations of sugar solutions. In ...

Feb. 6, 2026 Scientists in Australia have uncovered a clever new way to fight some of the most dangerous drug-resistant bacteria by targeting a sugar that exists only on bacterial cells. By designing ...