Two oak trees in the spring, with varying degrees of leaf growth Sven Finnberg If caterpillars have munched through a lot of an oak tree’s leaves one year, then, the following spring, the tree’s buds open three days later. This delay means the caterpillars don’t have food available when they hatch, and so many die,…
This month’s splashdown of Artemis II was rightly celebrated as a technical achievement. Four astronauts traveled farther from Earth than any humans in history and returned safely. It is an extraordinary thing to send people into deep space and bring them home again. Nobody should deny that. But the real significance of Artemis II lies…
Sen. Elizabeth Warren, D-Mass., plans to campaign for Iowa Senate candidate Zach Wahls this month, adding firepower to a raging battle between progressive outsider candidates and the Democratic Party establishment. Subscribe to read this story ad-free Get unlimited access to ad-free articles and exclusive content. Wahls, a state senator, is pitted against state Rep. Josh…
A view of Uranus from the Hubble Space Telescope NASA and Erich Karkoschka, U. of Arizona The rings that encircle Uranus may look similar in images, but their compositions are surprisingly different. Understanding the rings could help us unravel the many mysteries of this strange, dynamic system. The outer rings of Uranus – the mu…
By Marta Serafinko May 1 (Reuters) – Deep beneath the ocean surface, sperm whales swim through the dark waters, clicking to each other in bursts of sound that can travel for kilometres (miles). Now, scientists say they are beginning to follow those exchanges in real time using an autonomous underwater robot that can track whales…
Spring in the forest: Many insects, particularly caterpillars, hatch just when the trees’ nutrient-rich leaves are still young and soft. This means they find a table laden with food and can start eating straight away. If oak trees are heavily infested by caterpillars in a given year, they react to this the following spring: they…
May’s first full moon, known as the Flower Moon, will be 100% illuminated at 1:24 p.m. EDT Friday (May 1). Although that moment occurs during daylight hours for North America, the moon will appear full at night on Thursday, Friday and Saturday. As always, the most striking time to watch the full moon will be…
The latest European State of the Climate report has found that Europe is once again getting warmer, and at a rate that is twice as fast as the global average. Tom Whipple is joined by Dr Samantha Burgess, deputy director of the Copernicus Climate Change Service, to understand the driving forces behind this stark difference…
One thing Britain is exceptionally good at is collecting and using health data for research, studying cohorts of people over many decades. A shudder of alarm rippled through the research world at the news this week that UK Biobank’s data had been put up for sale on China’s Alibaba site, with the science minister, Patrick…
The kiwi, New Zealand’s sacred national bird, vanished from the hills around Wellington more than a century ago. Now the capital’s residents are waging an improbable citizen campaign to return the endangered flightless birds to the city. Source: Read Full Article
