Coughlan scrambled over between the posts for Munster's sixth try in the closing minutes, O'Gara completing his 100% record from six conversion kicks.

BBC: Munster 45-18 Toulon

McCrea ensured the bonus point with a clinical finish three minutes later after a turnover on Connacht's scrum and Humphreys maintained his perfect record with the conversion.

BBC: Ulster 53-13 Connacht

Speaking of solar efficiency, this week solar manufacturer Amonix announced that its concentrated photovoltaic technology has set a new efficiency record with a conversion rate of 33.5 percent.

ENGADGET: Inhabitat's Week in Green: Dyson Spheres, bladeless wind turbines and airless bike tires