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Exercise is a sensible part of any personal health strategy, and a new study suggests that even low levels of walking are associated with lower mortality compared to inactivity[1].

U.S. public health guidelines recommend that adults engage in at least 150 minutes of moderate or 75 minutes of intense exercise per week. However, surveys show that only half of U.S. adults actually reach this ideal target level of activity. Worse than that, older adults are even less likely to reach these recommendations, with only 42% of people between the ages of 65 and 74 and 28% of people age 75 or over meeting this goal.

Walking is a great choice for exercise, as it is low impact, convenient, free to do, and requires no special equipment. It is the most common kind of physical activity and is associated with a lower risk of heart disease and diabetes. While there are many studies that have focused on moderate to intense physical activity and mortality, there are considerably fewer studies looking at walking.

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Based in Los Angeles, Relativity Space is developing a new 3D printer for, “scaling and sustaining an interplanetary society”.

Since founding in 2015, Relativity Space has received $10 million in funding – with backers including Mark Cuban and Y Combinator.

The company promises that 3D printing will allow them to go, “from raw material to flight in less than 60 days” and claims their Stargate 3D printer is, “the largest metal 3D printer in the world.”

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The inclusion of technology in the leader’s most important address in an official imprimatur that underscores the continued push by China’s top leaders to identify new pillars for an economy struggling to maintain its rapid growth amid overcapacity and rising debt.


China’s State Council laid out goals in July to build a domestic artificial intelligence industry worth nearly US$150 billion in the next few years, and to make the country a “innovation centre for AI” by 2030. Xi’s speech gave the official imprimatur to the plan.

PUBLISHED : Wednesday, 18 October, 2017, 6:56pm.

UPDATED : Wednesday, 18 October, 2017, 11:42pm.

Google Maps launched itself into space once again with new opportunities to explore parts of the galaxy.

Google announced this week that it added a dozen new places including Pluto, Venus and several moons to its galactic exploration feature. There are now 17 different planetary maps to look through.

The feature allows users to explore planets Mercury, Venus, Earth and Mars, along with some dwarf planets, like Pluto. For Earth, zooming in offers 3D Google Maps showing borders, cities, countries and terrain. When looking at Google Maps in the terrain view, you can also zoom out until it shows Earth in space. Clicking on specific places will also provide some basic information.

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