If you are out around midnight, look overhead at the stars and you’ll find all the spring constellations in view

At the Polly Hill Arboretum, horticulturalist Ian Jochems has started planting trees in the frozen ground — not living trees, but important stand-ins: tree-shaped panels that make up a traveling outdoor exhibit. Vanishing Acts: Trees Under Threat will be at the Arboretum from mid-March to June.

Black hole science might really just be a shot in the dark. Scientists agree that black holes are a bit of a mystery.

Even though the ground is still covered in white, it’s not too soon to think about an abundant harvest. Thimble Farm is getting everyone in the mood with its hands-on grafting and fruit growing workshop.

We have heard the increased volume of birds singing, especially in the mornings. These early vocalists include black-capped chickadees.

For the past year, the Martha’s Vineyard Shellfish Group, along with Scott Lindell of the Marine Biological Laboratory in Woods Hole, have been quietly working on a project to breed golden mussels as a distinctive Vineyard product.