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How do fire controls harm biodiversity?
Nature & Environment

How do fire controls harm biodiversity?

...open vegetation, shrubs and grasses. The chemical processes that influence biodiversity by stimulating the sprouting and blossoming of plants, fruiting and seed dispersal, are regulated partly by fires. Griselda Durigan, forestry engineer at the Forestry Institute of São Paulo, and lead-author of the study, published in the journal Science Advances, says ceasefire...
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Article 5 mins
Orbital forging
Science, Maths & Technology

Orbital forging

...Minimum practical forging thicknesses: conventional 5 mm orbital 2.5 mm Thickness tolerances on warm forging of steel at 700–800˚C are ±0.15 mm. Reduced oxide scale formation compared with hot forging applications. Orbital forging should produce 25% material savings and 50% reduced energy costs. See Also: Upset forging, Hot forging (open die) and Powder forging....
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Article 5 mins
The Great Fall: A personal perspective, before and after
Languages

The Great Fall: A personal perspective, before and after

...Open University lecturer in Classical Studies. ...Like many millions I watched the breaching of the Berlin Wall on TV in 1989. I’ve had two direct and brief encounters with East Germany before and after this historic event. I’m descended from a C19th German Jewish émigré family of musicians but I first visited East Germany in 1982 when we went on a camping holiday,...
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Article 5 mins
Small Data: Star Wars release & broadcast dates
History & The Arts

Small Data: Star Wars release & broadcast dates

...open in America, and then, eventually, they'd find their way across to the UK. If you didn't enjoy going to the movies, or lived too far from a cinema, you'd have to be even more patient waiting for the film to turn up on TV. The changing nature of the entertainment industry - driven in part by digital media - has made the wait times shorter, and even - for some...
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Article 5 mins
The Black History Month Talks: Reclaiming Narratives
Education & Development

The Black History Month Talks: Reclaiming Narratives

...Open University’s Black and Minority Ethnic Staff Network presents a series of short talks exploring the theme Reclaiming Narratives. These talks invite reflection on how Black communities can take ownership of their stories, challenge stereotypes, and ensure future generations inherit a richer, more truthful understanding of Black heritage...Through these lightning...
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Article 5 mins
Casgliad llesiant a iechyd meddwl
Health, Sports & Psychology

Casgliad llesiant a iechyd meddwl

...Open Learn a’r pethau arwyddocaol oedd yn eu poeni yn ystod eu hamser yn fyfyrwyr. Gyda’r cyfraniad amhrisiadwy hwn, llwyddwyd i adnabod yr adnoddau mwyaf perthnasol a defnyddiol sydd eu hangen i gefnogi iechyd meddwl a lles myfyrwyr. Yn ogystal â chyfraniad hanfodol y myfyrwyr, rhoddwyd y casgliad at ei gilydd gan ddefnyddio sylwadau arbenigol gan wasanaethau...
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Article 10 mins
The science of chocolate
Health, Sports & Psychology

The science of chocolate

...opening) your blood vessels. This is due to compounds in dark chocolate called flavanols, which act by increasing the production of a gas called nitric oxide – it is this gas which this causes blood vessels to dilate. This effect was small but appeared to be borne out by a statistical analysis. However, it only happened during the first two weeks of dark chocolate...
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Video 5 mins
Do we have a right to die?
History & The Arts

Do we have a right to die?

...open? By disallowing physician-assisted death in this country, are all we doing is ensuring that it remains a privilege of the wealthy? What are your thoughts? Have your say using the comments section below: PLEASE NOTE: This discussion hub is intended for discussing the issues surrounding assisted suicide and the right to die, please do not use it for personal attacks on...
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Activity 5 mins