The pH scale ranges from 0 to 14, with 0 being highly acidic and 14 being highly alkaline. A pH value of 7 is considered ...

We have just begun to learn how to use nature's pH meter. Modi, S. et al. A DNA nanomachine that maps spatial and temporal pH changes inside living cells. Nat. Nanotechnol. 4, 325–330 (2009).

MANILA, Philippines — Two of the country’s nature reserves were added to the list of ”Wetlands of International Importance” under the Ramsar Convention on Wetlands, an intergovernmental ...

Why Nature Chemistry spells sulfur with an 'f ... was the decision to spell element number 16 with an 'f' instead of 'ph'. For those who defend the 'ph' version of sulfur, there is little ...

this island-province is nature-made for outdoor discovery. The clear, tumbling waters of Pahangog Twin Falls create a natural swimming pool in Bohol Island, the Philippines. Photograph by Grant ...

Ocean acidification is the lowering of seawater pH over time, as the ocean absorbs carbon dioxide (CO 2) from the atmosphere. The pH scale is used to measure how acidic or basic a water-based solution ...