Systemic weed-killer, like those made with glyphosate, should be applied directly to the weed you want to get rid of. Do not apply these products to your entire lawn. Glyphosate products kill all vegetation and should only be applied directly to the leaves of the dandelion.
That's one giant leap! Alan Eustace, a senior vice president at Google, set a new world record today by completing the highest-altitude skydive yet--parachuting from 135,908 feet (or 25 miles) above Earth. The record was previously held by daredevil skydiver Felix Baumgartner, who leaped from 24 miles above Earth in October 2012.
Tokyo Skytree, Tokyo, Japan in 2014. The world's tallest artificial structure is the 829.8 m (2,722 ft) tall Burj Khalifa in Dubai (of the United Arab Emirates). The building gained the official title of Tallest Building in the World and the tallest self supported structure at its opening on January 9, 2010.