Daily chart: The current ebola outbreak is the worst on record. So far this year there have been 1,201 confirmed, suspected or probable cases of the disease in west Africa, while over 670 people have died. 

Daily chart: The current ebola outbreak is the worst on record. So far this year there have been 1,201 confirmed, suspected or probable cases of the disease in west Africa, while over 670 people have died

Messi v the Machines: A look at the RoboCup in Brazil where robots show their football skills and push the boundaries of artificial intelligence. Their goal is to produce a team of robots that is capable of defeating the World Cup champions by 2050

Remembrance: A chart of the first world war’s casualties on the centenary of the outbreak

Remembrance: A chart of the first world war’s casualties on the centenary of the outbreak

Battle scars: see how the first world war changed the shape of Europe with our interactive map

Battle scars: see how the first world war changed the shape of Europe with our interactive map

Choose your parents wisely: There is a large class divide in how Americans raise their children. Rich parents can afford to ease up a bit; poor parents need help

Dreamy footsoldiers of the Left: Some Democrats haven’t noticed that the next election is this year, not 2016

Dreamy footsoldiers of the Left: Some Democrats haven’t noticed that the next election is this year, not 2016

Eyes on the classroom: To close the education gap, Latin America must produce better teachers

Eyes on the classroom: To close the education gap, Latin America must produce better teachers

Unsettling times: the clock is ticking toward an Argentine sovereign-debt default

Unsettling times: the clock is ticking toward an Argentine sovereign-debt default

Obituary: Joseph Marie Albert Lange, AIDS researcher, died on July 17th, aged 59 aboard flight MH17
It is not true martyrdom to be killed in the crossfire of someone else’s war. But Joep Lange should still be seen as a martyr, for he would not have died when he did had he not been pursuing a war of his own—a war far deadlier than the skirmishing in eastern Ukraine which brought down the aircraft in which he was flying

Obituary: Joseph Marie Albert Lange, AIDS researcher, died on July 17th, aged 59 aboard flight MH17

It is not true martyrdom to be killed in the crossfire of someone else’s war. But Joep Lange should still be seen as a martyr, for he would not have died when he did had he not been pursuing a war of his own—a war far deadlier than the skirmishing in eastern Ukraine which brought down the aircraft in which he was flying

Parenting in America: Well-to-do parents worry about two things: the safety of their children and whether they will get into Harvard. Our US editor reckons they should just relax

Daily chart: The Big Mac index, our flame-grilled guide to currencies, suggests the dollar is getting dearer

Daily chart: The Big Mac index, our flame-grilled guide to currencies, suggests the dollar is getting dearer

Kal’s cartoon: this week, Putin, Russia and the West

Kal’s cartoon: this week, Putin, Russia and the West

Tomorrow’s cover, today: Vladimir Putin’s epic deceits have entangled not just his own country but increasingly the West too. The shooting down of Malaysia Airlines flight MH17 has added a cluster of spectacular new falsehoods. Our cover leader argues that this is the moment to say enough.

Tomorrow’s cover, today: Vladimir Putin’s epic deceits have entangled not just his own country but increasingly the West too. The shooting down of Malaysia Airlines flight MH17 has added a cluster of spectacular new falsehoods. Our cover leader argues that this is the moment to say enough.

Daily chart: Economic development has little impact on happiness

Daily chart: Economic development has little impact on happiness

Keeping politicians honest

'Oppo' firms trawl through hours of video looking for dumb comments made by political opponents. Our US editor explains.