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IYPT Elements

IYPT 2019 Elements 074: Tungsten: Tools, bulbs, and counterfeit gold

Element 74 in our International Year of the Periodic Table series is tungsten. Tungsten is used in tools and armour-piercing bullets and has also been used to make counterfeit gold.

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Biochemistry C&EN

The chemistry of ant venom and pheromones – in C&EN

Ant bites and stings can cause intense pain. Here, we highlight some of the chemical components in ant venom that are responsible and zero in on molecular signals the insects use to communicate. View the full graphic on the Chemical & Engineering News site.

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IYPT Elements

IYPT 2019 Elements 073: Tantalum: Electronics and implants

Element 73 in our International Year of the Periodic Table series is tantalum. Tantalum is used in electrical components in phones and computers; it’s also used in dental and surgical instruments and implants.

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IYPT Elements

IYPT 2019 Elements 072: Hafnium: Nuclear submarines and microchips

Element 72 in our International Year of the Periodic Table series is hafnium. Hafnium is used in reactors in nuclear submarines and also helps make microchips smaller and faster.

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IYPT Elements

IYPT 2019 Elements 071: Lutetium: Meteorite dating, catalysis and cancer treatment

Element 71 in our International Year of the Periodic Table series is lutetium. Lutetium can be used to determine the age of meteorites and is also used as a catalyst and in some cancer treatments.

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IYPT Elements

IYPT 2019 Elements 070: Ytterbium: Accurate atomic clocks and brain studies

Element 70 in our International Year of the Periodic Table series is ytterbium. Ytterbium is found in the most accurate atomic clocks and is also used in studies of the brain.