# Sarah Hockley

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How high can birds fly?

While watching a feisty cockatoo chase after a hawk, CrowdScience listener Alison saw the hawk catch a thermal and rise effortlessly into the sky. The cockatoo gave chase, but the hawk climbed higher and higher until it became just a tiny speck, barely visible to the naked eye. And that got Alison…

Why isn't the sky green?

Vermillion red, vibrant orange, golden yellows, even violet – we're enchanted by the colours that make up a stunning sunset or sunrise. CrowdScience listener Paulina, a lighting designer from Chile, often uses the sunsets she sees from her balcony as inspiration for her designs. And during the day …

Are India and Pakistan on the brink of war over Kashmir?

Tension is high in Indian administered Kashmir following the killing on 22nd April of 26 civilians almost all of whom were Hindu tourists. They were visiting Pahalgam - an area often described as the “Switzerland of India”. Militants opened fire on them and in the days since relations between Ind…

Shingles vaccine lowers risk of heart disease

Receiving a specific type of shingles vaccine may provide a 23% lower risk of cardiovascular events like stroke or heart failure for up to 8 years. With reports of other shingles vaccines protecting against the risk of dementia, scientists are trying to understand the mechanism underlying these uni…

The Great British Trade-Off

In the years since Brexit, British businesses have had to constantly adapt to ever changing rules and regulations about trading with the EU. The current government is making moves to make some of that process easier. To find out more about the consequences of (almost) a decade of Brexit, we catch …

AI's Bubble Trouble?: 3. If the bubble bursts, where next for AI?

In the final instalment of our AI Bubble mini-series, Aleks and Kevin take a look at what it would mean if the AI bubble were to burst - not just for the industry, but for the future of AI itself. They’re joined by Adrian Lepers, Head of Monetization Operations and Strategy at Hugging Face. Sitting…