Browsing: Science

Science word of the day: Heliosphere

Science word of the day: HeliospherePronunciation: HEE’-lee-uhs-feerWhat it means: The heliosphere is the region around the sun that’s affected by the solar wind, a flow of…

What’s the oldest weapon in the world?

Nowadays, the word “weapon” may evoke modern-day technologies such as firearms, blades and missiles. Yet archaeological evidence shows that weapons have existed for hundreds of thousands…

Science word of the day: Autotroph

Science word of the day: AutotrophPronunciation: AW’-tuh-trohfWhat it means: Autotrophs are organisms that can feed themselves with inorganic substances such as light (for plants) or methane…