Port of Dover declares critical incident

Name: Timothy Husband

Nationality: New Zealand

Education: Degree in zoology at The University of Sydney

Favourite book: Lemurs of Madagascar by Russell A Mittermeier

Favourite music: Billy Joel

Weekends and holidays: Talking about animals or visiting his farm in Australia

Andy Murray - hip

Novak Djokovic - elbow

Roger Federer - back

Stan Wawrinka - knee

Kei Nishikori - wrist

Marin Cilic - adductor

National Editorial: Suleimani has been killed, now we must de-escalate

Mina Al Oraibi: Air strike casts a long shadow over the decade ahead

Jack Moore: Why the assassination is such a monumental gamble

Matthew Levitt: Iran retains its ability to launch terror attacks

Damien McElroy: A CEO tasked with spreading Iran's influence

Hussein Ibish: Trump's order on solid constitutional ground

Rashmee Roshan Lall: Sound of silence in South Asia

Petrarch: Everywhere a Wanderer
Christopher Celenza,
Reaktion Books

The internal combustion engine is facing a watershed moment – major manufacturer Volvo is to stop producing petroleum-powered vehicles by 2021 and countries in Europe, including the UK, have vowed to ban their sale before 2040. The National takes a look at the story of one of the most successful technologies of the last 100 years and how it has impacted life in the UAE.

Part three: an affection for classic cars lives on

Read part two: how climate change drove the race for an alternative 

Read part one: how cars came to the UAE

1. Black holes are objects whose gravity is so strong not even light can escape their pull

2. They can be created when massive stars collapse under their own weight

3. Large black holes can also be formed when smaller ones collide and merge

4. The biggest black holes lurk at the centre of many galaxies, including our own

5. Astronomers believe that when the universe was very young, black holes affected how galaxies formed

National Editorial: Why is a Muslim Brotherhood-linked app still on Apple and Google Play?

Damien McElroy: Europe's response to Islamist extremism is encouraging but not enough

Con Coughlin: How extremists are using Zoom and other tools to exploit this pandemic

How two 16th-century pirates inspired Erdogan's foreign policy