Notes:
Social media major Facebook has launched a new iOS app called Collab, which lets users create collaborative musical videos.
Launched as a rival to the Chinese short-video making platform TikTok, this experimental app is now available on the App Store in the United States. Facebook had earlier launched Reels feature on Instagram and another app Lasso.

Notes:
Britain Prime Minister Boris Johnson accepted the invitation by Prime Minister Narendra Modi to be the Chief Guest at India’s Republic Day celebrations on 26 January, 2021 in New Delhi.
With this, Boris Johnson becomes the second UK prime minister to attend the celebrations after John Major in 1993. Moreover, UK Prime Minister has invited Indian Prime Minister Narendra Modi to join the UK-hosted G7 summit next year.

Notes:
French President Emmanuel Macron has announced a referendum to add the efforts against climate change and the need to protect the environment in the French Constitution.
The President proposed a change in the constitution that requires a parliamentary vote, and then a referendum. Earlier, the EU leaders including Macron agreed to achieve at least 55 per cent compared with 1990 levels, by 2030.

Notes:
Vigyan Yatra is the name of the promotional activity of the India International Science Festival. Mobile science exhibition vans were flagged off from many cities as a part of the activity, to promote the culture of science among the people.
The sixth edition of the India International Science Festival to be organised from December 22 to 25 on a virtual platform due to the COVID-19 pandemic.

Notes:
Eswatini Prime Minister Ambrose Dlamini, who was undergoing treatment for coronavirus, has recently passed away. He is the first Prime Minister to die from the Covid pandemic.
Eswatini, which was earlier called as ‘Swaziland’ before official renaming in 2018, is a landlocked country in Southern Africa. It is surrounded by Mozambique and South Africa. Eswatini is one of the smallest countries in Africa.