Posted Archive
Many facilities lack the ability to process ‘mixed plastics’, a category of waste that has virtually no market as new products. By Erin McCormick in Berkeley, California – Fewer than 15% of recycling facilities surveyed could process plastic clamshells, like these. Photograph: Prakaymas …
Adjusting to parenthood without a mother as a touchstone can be poignant, complex and emotionally challenging. Sara Gaynes Levy and Jessica Zucker – ‘Some women find they have a new appreciation for the complexities of what their own mothers endured. Others may experience …
By Sarah Leupen Senior Lecturer in Biological Sciences, University of Maryland, Baltimore County – Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to CuriousKidsUS@TheConversation.Com. – How do we …
By William Akoto, Postdoctoral Research Fellow, University of Denver – Two CubeSats, part of a constellation built and operated by Planet Labs Inc. to take images of Earth, were launched from the International Space Station on May 17, 2016. NASA. Last month, SpaceX …
Traces of unknown ancestor emerged when researchers analysed genomes from west African populations. By Ian Sample Science editor @iansample – A Homo neanderthalensis skull: The ghost population split from the ancestors of Neanderthals and modern humans between 360,000 and 1 million years ago. …
It’s red, it’s cold, it’s 4bn years old: NASA data from Arrokoth reveals ‘profound truths’ about the solar system. Hannah Devlin Science correspondent @hannahdev – An artist’s impression shows the New Horizons probe encountering Arrokoth in the Kuiper belt 1bn miles. beyond Pluto. …
By Becky Anderson and Sophie Tremblay Updated 8:06 AM ET, Sat February 15, 2020 Watch Jane Goodall’s full interview on CNN International’s Connect the World with Becky Anderson on Sunday, February 16th. – Dubai, United Arab Emirates (CNN) – Jane Goodall will be …
By Michael Irving – Researchers have modeled how tomatoes growing in greenhouses would be affected by transparent solar cells installed on the roof. NoamArmonn/Depositphotos. Greenhouses and solar panels both need to be placed in areas with a lot of sunlight – so why …
By Ben Coxworth – A treated piece of wood resists absorbing water (left), while an untreated piece readily does so, changing color in the process (right). Allison Carter, Georgia Tech. – While lumber certainly has many desirable qualities as a building material, it typically …
The CrossJack features a cross-shaped base for improved stability. w 3 Image. – The thump, thump, thump of a flat tire is a sound that is sure to wreck anyone’s day. Fighting the elements and getting a lungful of exhaust fumes from passing …
