Hello! Here’s what you need to know on Friday.

1. Tesla is building the world’s largest lithium ion battery in South Australia. Musk’s company has teamed up with French energy company Neoen to create a 100MW/129MWh battery — three times bigger than the world’s current largest plant. It will be paired with Neoen’s Hornsdale wind farm, 230km north of the capital, Adelaide. Watch him explain how it will work here.

2. Russia objected to the UN Security Council’s condemnation of North Korea’s latest rocket launch because the US-drafted statement labeled it an intercontinental ballistic missile (ICBM) and Moscow disagrees.

3. Hackers breached at least a dozen US nuclear power sites. US officials have zeroed in on Russia as the primary suspect behind the most recent attacks.

4. US president Donald Trump has promised to secure Poland’s energy independence from Russia. His commitment, which was met with cheers from hundreds of Poles, comes just two days before he and Russian president Vladimir Putin are due to meet for the first time. Meanwhile experts weighing in on how Trump should approach Putin by saying “Putin will eat President Trump’s lunch.”

5. Trump and German chancellor Angela Merkel met again, finally shook hands, and took some pretty awkward photos. It comes a day before world leaders descend on Germany for the highly anticipated G20 summit.

6. German police have used water cannons and pepper spray to disperse G-20 protesters in Hamburg after being attacked with bottles and stones.

7. The UK’s largest business lobby group has doubled down on its call for Britain to stay in the Single Market and customs union until a final EU deal is in force “This would create a bridge to the new trading arrangement that, for businesses, feels like the road they are on,” says Carolyn Fairbairn, director general of the the Confederation of British Industry.

8. The four Arab states leading a boycott against Qatar have described Doha’s rejection of their demands as a threat to regional security. In response they have warned of unspecified new measures against Qatar.

9. The bitter feud between Google and Uber continues to play out. New emails disclosed in a US court filing on Thursday show how mistrust and suspicions blew up the relationship between Uber’s Travis Kalanick and Google’s Larry Page.

10. Tennis stars are calling for prize money rules to change after a string of controversial retirements at Wimbledon. This week eight players pocketed $AU60,000 (£35,000) for turning up, despite being injured or unfit during the first round of singles matches.

And finally…

I went on the Silicon Valley diet craze that encourages butter and bacon for 2 months — and it vastly improved my life

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