In the fall of 1802, the German naturalist Alexander von Humboldt arrived in Callao, Peru’s major port, just west of Lima. Humboldt had timed his visit to coincide with a transit of Mercury, which he ...

Petr Kilian receives funding from EPSRC. It’s time to buy a lot of candles. And if we light them with matches, it will only be possible because of the anniversary in question. It’s happy 350th ...

Phosphorus is a nutrient most people rarely think about. Yet it touches almost every aspect of our lives—the food we eat and the water we drink. One of its most common uses is in the form of ...

Most phosphorus in the environment is in an organic form that plants cannot directly use, and traditional understanding suggested only enzymes could convert it into the bioavailable inorganic form.

(Image: A laser guide star cast on the night sky from the William Herschel Telescope at the Roque de los Muchachos Observatory on the island of La Palma in the Canary Islands.) When astronomers look ...

Long-term use of fertilizer and manure nutrients on the Delmarva Peninsula has led to an enrichment of agricultural soils with phosphorus (P). Consequently, many soils in Delaware are now considered ...