- 'Whitest ever' paint reflects 98% of sunlight
- Scientists in the US have developed a paint significantly "whiter than the whitest paint currently available". Tests carried out by researchers at Purdue University on their "ultra-white" paint showed it refle...
- 作者：发表于：2021-04-16 11:30:24 点击：436 查阅全文...
- Is Alibaba's fate a warning to China’s tech giants?
- It's been a tough week for Chinese tech firms. Over the weekend, Chinese billionaire Jack Ma's e-commerce giant Alibaba was fined $2.8bn (£2bn) by Chinese regulators, who said it had abused its market position for year...
- 作者：发表于：2021-04-15 14:21:44 点击：456 查阅全文...
- Johnson & Johnson vaccine paused over rare blood clots
- The US, South Africa and European Union will temporarily stop the rollout of the Johnson & Johnson (J&J) Covid jab, after reports of rare blood clotting. Six cases were detected in more than 6.8 million doses of the vacci...
- 作者：发表于：2021-04-14 13:26:56 点击：482 查阅全文...
- AstraZeneca: Irish health body recommends vaccine restriction
- The Oxford-AstraZeneca vaccine should be limited to over-60s, the Republic of Ireland's National Immunisation Advisory Committee (NIAC) has said. The body oversees the Covid-19 vaccine rollout programme in the Republic. ...
- 作者：发表于：2021-04-13 16:46:02 点击：458 查阅全文...
- Iran says key Natanz nuclear facility hit by 'sabotage'
- A nuclear facility in Iran was hit by "sabotage" a day after it unveiled new uranium enrichment equipment, the country's top nuclear official says. Ali Akbar Salehi did not say who was to blame for the "terrorist a...
- 作者：发表于：2021-04-12 13:15:01 点击：425 查阅全文...
- Are some COVID-19 vaccines more effective than others?
- Are some COVID-19 vaccines more effective than others? It’s hard to tell since they weren’t directly compared in studies. But experts say the vaccines are alike on what matters most: preventing hospitalizations and deat...
- 作者：发表于：2021-04-09 15:35:03 点击：563 查阅全文...
- Covid: Under-30s offered alternative to Oxford-AstraZeneca jab
- Under-30s in the UK are to be offered an alternative Covid vaccine to the AstraZeneca jab due to the evidence linking it to rare blood clots. The recommendation comes after a review by the UK drugs regulator found that by the end...
- 作者：发表于：2021-04-08 11:56:30 点击：480 查阅全文...
- Covid: Brazil has more than 4,000 deaths in 24 hours for first time
- Brazil has recorded more than 4,000 Covid-related deaths in 24 hours for the first time, as a more contagious variant fuels a surge in cases. Hospitals are overcrowded, with people dying as they wait for treatment in some cities,...
- 作者：发表于：2021-04-07 17:15:14 点击：421 查阅全文...
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