Ekeoma Uzogara

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Jan 16, 2025 | science.org | Christina Jackson |Zehao Zhang |Ekeoma Uzogara

Exoplanets Silicate clouds on lava worldsKeith T. SmithArtist’s impression of a lava planet with a magma ocean on its daysideIMAGE: NASA/KEPLER MISSION/DANA BERRYSome rocky exoplanets orbit so closely to their host star that the dayside temperature is high enough to melt rock. Such planets are thought to have a magma ocean surface on their dayside, which is tidally locked to always face the star.
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Dec 19, 2024 | science.org | Corinne N. Simonti |Jesse R. Smith |Sacha Vignieri |Jake Yeston |Sumin Jin |Brad Wible | +3 more

Cognition With intentionSacha VignieriOnce thought to be unique to humans, tool use has now been documented across animals, from mammals to birds and even fish and insects. Thus, it should be no surprise that the elephant, a cognitively advanced mammal, would readily make use of a new tool, as documented by Urban et al. Even more interesting was the disruption of one animal’s use of a hose to shower by another, in an apparent act of intentional disruption.
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Mar 14, 2024 | science.org | Caroline Ash |Jesse R. Smith |Di Jiang |Marc S. Lavine |Ekeoma Uzogara |Mattia Maroso | +2 more
In Science Journals

Feb 1, 2024 | science.org | Zi-Xian Liu |Skye Montoya |Shou Qiu |Ekeoma Uzogara

Linguistics The evolution of sign languages globallyEkeoma UzogaraSchools for deaf communities have helped codify and spread independent sign language families in Europe and Asia. PHOTO: ANADOLU AGENCY VIA GETTY IMAGESOpen in viewerLanguages constantly evolve, and advances in computational phylogenetics allow for the detection of relationships among different spoken language groups on the basis of vocabulary and grammatical properties.
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Dec 14, 2023 | science.org | Lijia Li |Frances Spragge |H. Jesse Smith |Ekeoma Uzogara

Marine Clouds Outlook cloudyH. Jesse SmithNitrate ions made by marine organisms may cause marine aerosol nucleation and enhance cloud formation over the ocean. PHOTO: DAVID BAILEYS/ISTOCK PHOTOOpen in viewerThe possible effects of marine microorganisms on cloudiness above the ocean, and the feedback that such effects might in turn have on climate, have been investigated for years, centering mostly around emissions of dimethyl sulfide. Chamba et al.
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Nov 23, 2023 | science.org | Ekeoma Uzogara |Brent Grocholski |Brad Wible |Ian S. Osborne

Cosmetics Health costs of fashionLong-term use of hair relaxants, which can contain endocrine disrupters, are associated with uterine cancer. PHOTO: KEHINDE AKINBO/ALAMY STOCK PHOTOOpen in viewerBeauty standards promote straight hair as the ideal for women. Therefore, sales for chemical hair relaxers to straighten curly, thick hair have skyrocketed for decades, particularly among Black American women.
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Mar 16, 2023 | science.org | Huili Zhang |Qianqian Yang |Ibukun Akinrinade |Ekeoma Uzogara

Social Disparity Intelligence, wealth, and powerEkeoma UzogaraShould we infer unusually high intelligence in people with extremely high incomes? The highest earners make choices that are consequential because they occupy prestigious positions that wield immense power. Some may argue that the highest earners deserve their power and influence because of extraordinary intellect and merit, but this is debatable. Keuschnigg et al.