IN NUM­BERS

Focus-Science and Technology - - Discoveries -

2,370

The tem­per­a­ture, in de­grees centi­grade, of an as­ter­oid that smashed into what is now Canada 40 mil­lion years ago – the hottest tem­per­a­ture of any ob­ject ever known to be on the sur­face of the Earth.

30 MIN­UTES

The max­i­mum time pe­riod we should be in­ac­tive for. Mov­ing for at least a few min­utes ev­ery half hour can help pro­long your life, re­searchers from the Uni­ver­sity of Co­lum­bia say.

30

The per­cent­age of all of the world’s known plant species that are cur­rently grow­ing in botan­i­cal gar­dens across the globe.

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