The third environmental factor affecting plant growth is water. Here's how you can tell they lack enough, or have too much in the soil.

Relative humidity plays a critical role in the preservation of cultural heritage. This episode breaks down how moisture in the air interacts with temperature, why fluctuations are especially dangerous ...

Low dew points are creating dry air conditions that contribute to physical irritations like coughing and dry skin.

Ultrathin titanium flow distributors made via laser micromachining achieve record fuel cell power densities, surpassing European aerospace targets set for the end of this decade.

Carlos Alcaraz survived a crippling bout of cramps – and earned accusations of preferential treatment – as he won one of the most dramatic matches ever played at the Australian Open.