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Rs 17.05 lakh crore investment in power and renewable energy sector; 80 GW thermal power generation capacity under construction; 99 GW renewable energy under construction; Rs 16.93 lakh crore invested in power and renewable energy sectors so far; Rs 7.4 lakh crore investment in power sector; Indias power generation capacity to increase to over 800GW; new rules allow consumers to establish transmission lines without license

External validation studies are an important but often neglected part of prediction model research. In this article, the second in a series on model evaluation, Riley and colleagues explain what an external validation study entails and describe the key steps involved, from establishing a high quality dataset to evaluating a model’s predictive performance and clinical usefulness. A clinical prediction model is used to calculate predictions for an individual conditional on their characteristics....

Open access notables Evidence of human influence on Northern Hemisphere snow loss, Gottlieb & Mankin, Nature:

Objectives To assess the rates of SARS-CoV-2 positivity in babies born to mothers with SARS-CoV-2 infection, the timing of mother-to-child transmission and perinatal outcomes, and factors associated with SARS-CoV-2 status in offspring. Design Living systematic review and meta-analysis. Data sources Major databases between 1 December 2019 and 25 April 2022. Study selection Cohort studies of pregnant and recently pregnant women (including after abortion or miscarriage) who sought hospital care for...

Evaluating the performance of a clinical prediction model is crucial to establish its predictive accuracy in the populations and settings intended for use. In this article, the first in a three part series, Collins and colleagues describe the importance of a meaningful evaluation using internal, internal-external, and external validation, as well as exploring heterogeneity, fairness, and generalisability in model performance. Healthcare decisions for individuals are routinely made on the basis o...

Open access notables Rapid Sea Level Rise in the Tropical Southwest Indian Ocean in the Recent Two Decades, Huang et al., Geophysical Research Letters:

The African Matabele ants are often injured in fights with termites. Their conspecifics recognise when the wounds become infected and initiate antibiotic treatment.

Exploring a wide variety of visualizations of pregnancy and fetuses through 300 years of history, this timely volume offers a fresh look at the influential f...

CRAVEN Museums treasured and rare Shakespeare First Folio is now available online where it can be seen in a groundbreaking project by researchers,…

Recent research suggests that the emergence of tuberculosis infection in human populations dates back tens of thousands of years earlier than previously known cases in the Middle East.