World

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How an International Power Grid Will Help Optimise Our Solar Power Use

Jayateertha Jeevanigi and Harikrishna K.V. 11/05/2022

The clean energy transition comes with the problem of...

A volunteer receives an injection from a medical worker during the country's first human clinical trial for a potential vaccine against the novel coronavirus, at Baragwanath Hospital in Soweto, South Africa. Photo:Reuters/Siphiwe Sibeko/File Photo

Why South Africa’s Fifth COVID Wave Is Different

Karan Thapar 10/05/2022

BA.4 and BA.5 can evade the immunity conferred by...

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As the Belo Monte Dam Chokes the ‘House of God’, Satellites Capture It All

Pritam Das, Faisal Hossain, Hör∂ur Bragi Helgason and Shahzaib Khan 07/05/2022

Five years ago, the Big Bend was a river...

Vials of Johnson & Johnson's Janssen coronavirus disease (COVID-19) vaccine candidate are seen in an undated photograph

FDA Restricts J&J’s COVID-19 Vaccine Due to Blood Clot Risk

Matthew Perrone and Lauran Neergaard 06/05/2022

As of mid-March, US scientists had identified 60 cases...

FILE PHOTO: A woman mourns after her father died due to the coronavirus disease (COVID-19) outside a mortuary of a COVID-19 hospital in New Delhi

No Rest for the Weary: WHO Report Says India Undercounted COVID Deaths by 10x

Banjot Kaur 06/05/2022

Egypt undercounted to a greater extent than India, but...

FILE PHOTO: A man is consoled by a relative before his father's burial at a graveyard in New Delhi

COVID Took 15 Million Lives Globally, Not the 5 Million Reported: WHO

Jennifer Rigby 05/05/2022

The WHO said it hadn't yet fully examined new...

Stellar Glitter in a Field of Black

Risk Aversion Is Ruining Science

Paul M. Sutter 02/05/2022

Competition for research grants has set the stage for...