Answer/Explanation:
1. <em>Vietnam</em> is the southeastern Asian country having an estimated population of 97 million people. As at Monday, 4th of May, it is reported that Vietnam has only 271 corona cases, while surprisingly recording zero death.
2. <em>The moon’s</em> first ever geologic map was what was recently released by the USGS which is said would serve as a “definitive blueprint” for educative and explorative purposes, especially missions to the moon. The comprehensive map is for <em>the moon</em>, which is a great breakthrough in lunar science.
3. <em>Spain, </em>which was one of the most hit European nations, following the gradual easing of the lockdown, allowed children to go outdoor after 6 weeks of lockdown.
4. The county of Pyeongchang can be found in <em>South Korea</em>. It is known for ice fishing and also for its annual Trout Festival. This festival which last for a month is said to attract huge number of visitors annually.
5. <em>Wuhan</em> was the original epicenter of the corona virus outbreak. It is the capital city of Hubei province. This is where the first case of corona was reported.
6. On Tuesday 28th April, 2020, the US reached milestone of <em>1 million confirmed corona cases</em>, making country having the most confirmed corona cases.
7. The 3 videos officially released by the Pentagon <em>appeared to show some flying objects that were unidentified that was captured by infrared camera. Parts of the videos also showed some service members who appeared to be puzzled by the rapid movement of the unindentified flying object that was captured by the infrared camera.
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8. According to the report given by the Commerce Department, the economic measure that fell 4.8% in the first quarter of this year is the <em>U.S. Gross Domestic Product (GDP)</em>. It is said to be the worst since 2009
9. The helicopter that is set to launch for Mars is nicknamed <em>“ingenuity”</em>, which would be attached to the NASA’s Mars Rover (nicknamed “perseverance”) that is scheduled to launch this summer.
10. The one-word term for the production of light by living organisms is called <em>Bioluminescence.</em> This phenomenon is very common among living organisms found in the marine ecosystem.