Page 26 - The Conversation

With Crew Dragon launch, SpaceX lowers costs and reduces barriers to space

Between 1970 and 2000, cost to launch a kilogram to space was $18,500 per kilogram. For a SpaceX Falcon 9, the rocket used to access the ISS, the cost is just $2,720 per kilogram.

Why do zebras have stripes? They've proved to be a no fly zone for flies

A study finds that the stripes set up an optical illusion that disrupts the expected pattern of movement the fly experiences as it approaches the zebra

Don't be fooled by fake pics, videos online: Here's how to spot them

Digital images often contain rich metadata that can provide clues as to their provenance and authenticity

US-China trade talks: Will the Chinese keep their promises this time?

From the American perspective, a key issue is that in the past the Chinese have made all sorts of promises to address US concerns that they later reneged on

Airbus A380: A high-tech marvel that didn't live up to its promise

With only 234 units delivered out of 313 ordered over 13 years, it is far from the break-even point - originally estimated at 1,200 aircraft over 20 years

Melting Himalayan glaciers: What's at stake and how it will impact us

Global warming is reducing our resources, and making life more perilous along the way. The rivers of the Himalayas are just one more example

Riding flying taxis sounds fancy, but how will we avoid mid-air collisions?

There's a big difference between a helicopter-style charter service and a fully operational fleet of flying taxis - whether they're automated or piloted by humans

Davos may not always fix global problems, but here's why it still matters

Numerous international agreements and breakthroughs have emerged from Davos

What can the world learn from Bhutan about dealing with corruption

According to the Corruption Perception Index 2017 of the NGO Transparency International, Bhutan ranks 26th out of 180 countries, while much richer countries do not fare so well

US shutdown's economic impact is higher than price of Trump's border wall

Wall Street traders aren't the only ones who rely on government economic data

Decoded: Hidden expenses behind e-commerce - for customers and retailers

For customers there's a time cost. On top of time spent browsing online, click-and-collect often means queuing to pick up your purchase

China ahead of US in unleashing a new wave of technology disruption

US needs a more powerful shot in the arm to revive its innovation prowess

Men don't buy: Why Gillette's ad on toxic masculinity doesn't make the cut

some are saying that Gillette risks turning off customers who think the brand is shamelessly capitalizing on the #MeToo movement and practicing 'leftist' politics

Index funds: How Jack Bogle's innovation changed investing forever

Bogle took a complex universe of thousands of stocks and reduced it to a simple, singular entity, the index fund

Data breaches: Always assume you're the target, then follow these steps

The first step is to use a different username and password on each crucial site or service

Third-party mediation or consensus: What's the way forward for Brexit deal?

Proxy mediation by senior political or civil society figures in the UK might be the way forward for May and Corbyn given the current impasse between the two

China plans to build a research station on the Moon, but is it feasible?

Can China build a lunar base? Absolutely. Can human beings survive on the Moon and other planets for the long term? The answer to that is less clear

National interest: What does the word politicians love to use really mean?

Since June 24 2016 the nation has been at loggerheads trying to define what it wants

3 ways Trump and Democrats can unite to disrupt health care for the better

There is widespread bipartisan appreciation of the crisis in health care, with bloated costs and an industry that fiercely resists change

The mutiny against Gillette's ad shows why we need movements like #MeToo

Critics ignore the explicit message of the advert, which is that gender is culturally constructed, and that we all have a responsibility to shape the future of our society