Tianwen 1 landed on Mars on May 15, 2021 successfully.

2021年5月15日，“天问一号”成功登陆火星。

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China's first Mars rover, Zhurong, touched down on the Red Planet on May 15, 2021.

中国首个火星探测器祝融号于2021年5月15日在火星上着陆。

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A team of climbers from Peking University reached the top of the world's highest mountain, Qomolangma, on May 15, 2018.

2018年5月15日，来自北京大学的登山队成功登顶世界最高峰珠穆朗玛峰。

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A three-judge panel in Ethiopia handed down sentences to 39 men and one woman in the so-called Ginbot Seven, or May 15 conspiracy case.

VOA: standard.2009.12.23

After being pardoned in 2007, Berhanu went to the United States, where he founded the May 15 movement, which calls Prime Minister Meles Zenawi's government 'illegitimate' and advocates its ouster.

VOA: standard.2009.12.23

Handsets and Refill cards will be available beginning May 15 at select Walmart locations.

ENGADGET: Common Cents Mobile becomes Sprint's latest prepaid brand, exclusive to Walmart

This week, the university announced it received a patent for Hicks' mirror on May 15.

CNN: Disco ball-inspired mirror gets rid of driver's blind spot

The Assembly passed a bill yesterday to block fracking until at least May 15, 2015.

FORBES: Binghamton NY