Crop yields could be boosted up to 37 per cent by covering plants in red plastic

A simple, cheap technology could help to boost food production and possibly allow crops to be grown in different places in order to cut down on food miles Environment 18 February 2022 By Alice Klein Trial of the LLEAF material in a greenhouse at Western Sydney University Alexander Soeriyadi/LLEAF Pty Ltd The yields of some … Read more

Here’s What You Really Should Know About ‘Negative-Calorie’ Foods, According to Experts

The internet is full of quick-fix weight-loss hacks. One popular suggestion is to eat ‘negative-calorie’ foods such as celery, because you burn more energy eating and digesting the celery than you absorb.   Is it true that eating some foods makes us lose calories rather than gain them? And does eating these foods help weight loss? We … Read more

How human height has changed: Our ancestors were relatively short – and only started reaching modern heights 150 years ago

Until around 150 years ago, humans were relatively short – but our recent growth spurt may have more to do with social factors than dietary ones Humans 2 December 2021 By Michael Marshall A man measures a woman’s height Image Point Fr/Shutterstock For most of our history, humans have been short, a study has found. … Read more

Are Our Diets Contributing to The Rise in Angry Rhetoric?

Emotional, non-rational, even explosive remarks in public discourse have escalated in recent years. Politicians endure insults during legislative discussions; scientists receive emails and tweets containing verbal abuse and threats.   What’s going on? This escalation in angry rhetoric is sometimes attributed to social media. But are there other influences altering communication styles? As researchers in … Read more