Clean sports vs. dirty gambling

A scandal in pro basketball, along with shifts against legalized sports betting, put more focus on raising the dignity of athletes and their ability to resist gambling's temptations.
Source: Clean sports vs. dirty gambling

Mountain Club of Uganda makes strides in making climbing more accessible

Muyenga quarry is the only outdoor rock-climbing crag in Kampala. A national club is working to expand options for climbers.
Source: Mountain Club of Uganda makes strides in making climbing more accessible

A.I. Chatbots Are Changing How Patients Get Medical Advice

Chatbots are cheap, always available, superficially empathetic — and sometimes wrong. Some have concluded they're a risk worth taking.
Source: A.I. Chatbots Are Changing How Patients Get Medical Advice

Wheelchair? Hearing Aids? Yes. 'Disabled'? No Way.

Many older Americans shun an identity that could bring helpful accommodations, improve care and provide community.
Source: Wheelchair? Hearing Aids? Yes. 'Disabled'? No Way.

F.D.A. Sharply Limits Use of Drug Linked to Two Teen Deaths

A gene therapy for Duchenne muscular dystrophy caused complications to the liver, prompting a review of its use for younger patients.
Source: F.D.A. Sharply Limits Use of Drug Linked to Two Teen Deaths

Skin-Care Treatment That's as Easy as a Drybar Blowout

A new clinic aims to make skin-care treatments as easy as getting a Drybar blowout.
Source: Skin-Care Treatment That's as Easy as a Drybar Blowout

Did you solve it? Two dead at the drink-off – a brilliant new lateral thinking puzzle

The solution to today's poison puzzler

Earlier today I set you the following puzzle. Here it is again with the solution.

Two dead at the drink-off

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Source: Did you solve it? Two dead at the drink-off – a brilliant new lateral thinking puzzle

Can you solve it? Two dead at the drink-off – a brilliant new lateral thinking puzzle

Who poisoned whom?

UPDATE: Read the solution here

Today's puzzle is credited to Michael Rabin, the legendary computer scientist, who in the late 1980s posted it to an electronic bulletin board at Carnegie Mellon University.

It has recently been brought to light by a puzzle enthusiast who thinks it deserves to be better known. I agree – it's an all time classic.

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Source: Can you solve it? Two dead at the drink-off – a brilliant new lateral thinking puzzle

Load and behold: should you opt for an electric cargo bike over a second car?

Cargo ebikes are ideal for the millions of short-distance car trips Australians take every day. Here's how to make one work for you

• Change by degrees offers life hacks and sustainable living tips each Saturday to help reduce your household's carbon footprint

• Got a question or tip for reducing household emissions? Email us at changebydegrees@theguardian.com

On a trip to Vienna, we watched parents zip along the city's bike paths on electric cargo bikes, loaded up with bags, groceries and kids who happily chatted to each other in the front box or back seat.

It inspired us to buy one of our own – but when it arrived, I felt daunted about its size and how we'd go navigating the streets of the Australian city where we live, especially during peak school times.

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Source: Load and behold: should you opt for an electric cargo bike over a second car?

'Once a fortnight would save people hundreds': how to make your bike last longer, according to experts

From avoiding overtightened bolts to giving it a good clean, here are the easy and affordable habits mechanics swear by

• The best bike locks in the UK for all budgets

Cycling is a cheap, accessible and green way to get around, and in most cities and built-up areas it can often be faster than any alternative. But owning and maintaining a bike isn't free. Buying one is a significant investment – even if you spread the cost using initiatives such as the cycle to work scheme. New parts and maintenance fees don't come cheap, either, especially if you run your daily commuter into the ground without regular TLC. "If you don't want to maintain your bike, [eventually] it's gonna cost you," says Lee Carter, head mechanic at Bespoke Cycling.

But you don't need an A-level in Allen keys to make your bike last longer and keep it in working order. In fact, it's possible to reduce trips to your local bike shop with a few simple tricks. Here, mechanics and experts share their advice and insight around cleaning, essential maintenance and when it's best to call in the specialists.

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Source: 'Once a fortnight would save people hundreds': how to make your bike last longer, according to experts