How serious are fertility problems today? People don't want to give birth,can't afford it, and can't give birth that has become the "three mountains". The problem of childbirth is related to the people's livelihood. Whether a country can prosper or n…
French scientists have confirmed for the first time through genome sequencing that the "deltacron" variant of the new coronavirus that has previously attracted a lot of attention does exist, which combines the mutations in the new coronavirus delta v…
Russia's insistence on paying for Russian gas in rubles has rattled European countries: Greece held an emergency meeting of suppliers, the Dutch government would urge consumers to use less gas, and the French energy regulator told consumers not to pa…